MCQsClass 10 Science MCQs Periodic Classification of Elements

Class 10 Science MCQs Periodic Classification of Elements

Here are some multiple-choice questions (MCQs) for CBSE Class 10 Science Chapter 5, Periodic Classification of Elements, to help students practice. By solving these MCQs, students can better understand the kinds of questions they might encounter in the board exam and improve their scores. You can find MCQs for other chapters of CBSE Class 10 Science to enhance your exam preparation. The questions are aligned with the CBSE Class 10 Science Syllabus, so practicing them can be beneficial for the exam. Click the link below to download the PDF containing the MCQs for Chapter 5, Periodic Classification of Elements, along with answers.

CBSE Class 10 Science MCQs Chapter 5 Periodic Classification of Elements with Answers

Question: Which scientist is credited with creating the first periodic table?
a) Dmitri Mendeleev
b) Albert Einstein
c) Isaac Newton
d) Marie Curie
Answer: a) Dmitri Mendeleev

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    Question: The modern periodic table is arranged in order of increasing:
    a) atomic number
    b) atomic mass
    c) atomic radius
    d) electron affinity
    Answer: a) atomic number

    Question: Which group of elements is known as the alkali metals?
    a) Group 1
    b) Group 2
    c) Group 17
    d) Group 18
    Answer: a) Group 1

    Question: Which element is present in the last group of the periodic table?
    a) Helium
    b) Neon
    c) Argon
    d) Radon
    Answer: d) Radon

    Question: The elements in the same group of the periodic table have the same number of:
    a) protons
    b) neutrons
    c) electrons in the outermost shell
    d) electrons in the innermost shell
    Answer: c) electrons in the outermost shell

    Question: Which of the following elements is a halogen?
    a) Sodium (Na)
    b) Chlorine (Cl)
    c) Calcium (Ca)
    d) Potassium (K)
    Answer: b) Chlorine (Cl)

    Question: Which of the following elements is a noble gas?
    a) Helium (He)
    b) Nitrogen (N)
    c) Oxygen (O)
    d) Fluorine (F)
    Answer: a) Helium (He)

    Question: The elements in the periodic table are arranged in how many periods?
    a) 6
    b) 7
    c) 8
    d) 9
    Answer: b) 7

    Question: What is the atomic number of carbon?
    a) 4
    b) 5
    c) 6
    d) 7
    Answer: c) 6

    Question: The elements in Group 17 of the periodic table are known as:
    a) noble gases
    b) alkali metals
    c) halogens
    d) alkaline earth metals
    Answer: c) halogens

    Question: Which element has the highest atomic number?
    a) Hydrogen (H)
    b) Uranium (U)
    c) Oxygen (O)
    d) Carbon (C)
    Answer: b) Uranium (U)

    Question: The atomic number of an element is equal to the number of its:
    a) electrons
    b) protons
    c) neutrons
    d) nucleons
    Answer: b) protons

    Question: The elements in Group 18 of the periodic table are known as:
    a) alkali metals
    b) halogens
    c) noble gases
    d) alkaline earth metals
    Answer: c) noble gases

    Question: Which element has the chemical symbol “Fe”?
    a) Iron
    b) Fluorine
    c) Iodine
    d) Indium
    Answer: a) Iron

    Question: The element with atomic number 1 is:
    a) Hydrogen
    b) Helium
    c) Oxygen
    d) Nitrogen
    Answer: a) Hydrogen

    Question: The element sodium (Na) belongs to which group of the periodic table?
    a) Group 1
    b) Group 2
    c) Group 17
    d) Group 18
    Answer: a) Group 1

    Question: Which of the following elements is a metalloid?
    a) Boron (B)
    b) Sodium (Na)
    c) Iron (Fe)
    d) Magnesium (Mg)
    Answer: a) Boron (B)

    Question: Which group of elements is known as the alkaline earth metals?
    a) Group 1
    b) Group 2
    c) Group 17
    d) Group 18
    Answer: b) Group 2

    Question: Which of the following is not a characteristic of metals?
    a) They are malleable.
    b) They are good conductors of electricity.
    c) They have low melting points.
    d) They have luster.
    Answer: c) They have low melting points.

    Question: The element with atomic number 17 is:
    a) Chlorine (Cl)
    b) Fluorine (F)
    c) Sodium (Na)
    d) Oxygen (O)
    Answer: a) Chlorine (Cl)

    Question: Which element is present in the second period and the fifteenth group of the periodic table?
    a) Nitrogen (N)
    b) Phosphorus (P)
    c) Oxygen (O)
    d) Sulfur (S)
    Answer: b) Phosphorus (P)

    Question: Which of the following elements is a metal?
    a) Oxygen (O)
    b) Silicon (Si)
    c) Iron (Fe)
    d) Chlorine (Cl)
    Answer: c) Iron (Fe)

    Question: The atomic number of an element is the same as the number of its:
    a) protons
    b) neutrons
    c) electrons
    d) nucleons
    Answer: a) protons

    Question: The elements in Group 1 of the periodic table are known as:
    a) noble gases
    b) alkali metals
    c) halogens
    d) alkaline earth metals
    Answer: b) alkali metals

    Question: Which of the following elements is a non-metal?
    a) Sodium (Na)
    b) Chlorine (Cl)
    c) Calcium (Ca)
    d) Magnesium (Mg)
    Answer: b) Chlorine (Cl)

    Question: The element with atomic number 16 is:
    a) Oxygen (O)
    b) Nitrogen (N)
    c) Sulfur (S)
    d) Phosphorus (P)
    Answer: c) Sulfur (S)

    Question: Which group of elements is known as the transition metals?
    a) Group 1
    b) Group 2
    c) Groups 3-12
    d) Group 18
    Answer: c) Groups 3-12

    Question: Which of the following elements is a metalloid?
    a) Sodium (Na)
    b) Boron (B)
    c)Silicon (Si)
    d) Iron (Fe)
    Answer: b) Boron (B)

    Question: The element with atomic number 8 is:
    a) Oxygen (O)
    b) Nitrogen (N)
    c) Sulfur (S)
    d) Phosphorus (P)
    Answer: a) Oxygen (O)

    Question: Which of the following elements is a noble gas?
    a) Hydrogen (H)
    b) Helium (He)
    c) Lithium (Li)
    d) Beryllium (Be)
    Answer: b) Helium (He)

    Question: The element with atomic number 19 is:
    a) Sodium (Na)
    b) Potassium (K)
    c) Calcium (Ca)
    d) Magnesium (Mg)
    Answer: b) Potassium (K)

    Question: Which of the following elements is a metal?
    a) Fluorine (F)
    b) Carbon (C)
    c) Copper (Cu)
    d) Phosphorus (P)
    Answer: c) Copper (Cu)

    Question: The element with atomic number 53 is:
    a) Iodine (I)
    b) Bromine (Br)
    c) Chlorine (Cl)
    d) Fluorine (F)
    Answer: a) Iodine (I)

    Question: Which of the following elements is a metalloid?
    a) Boron (B)
    b) Aluminum (Al)
    c) Lead (Pb)
    d) Sodium (Na)
    Answer: a) Boron (B)

    Question: The element with atomic number 20 is:
    a) Sodium (Na)
    b) Calcium (Ca)
    c) Potassium (K)
    d) Iron (Fe)
    Answer: b) Calcium (Ca)

    Question: Which of the following elements is a noble gas?
    a) Nitrogen (N)
    b) Oxygen (O)
    c) Neon (Ne)
    d) Fluorine (F)
    Answer: c) Neon (Ne)

    Question: The element with atomic number 11 is:
    a) Sodium (Na)
    b) Potassium (K)
    c) Calcium (Ca)
    d) Magnesium (Mg)
    Answer: a) Sodium (Na)

    Question: Which of the following elements is a metal?
    a) Sulfur (S)
    b) Silicon (Si)
    c) Iron (Fe)
    d) Chlorine (Cl)
    Answer: c) Iron (Fe)

    Question: The element with atomic number 16 is:
    a) Oxygen (O)
    b) Nitrogen (N)
    c) Sulfur (S)
    d) Phosphorus (P)
    Answer: c) Sulfur (S)

    Question: Which of the following elements is a metalloid?
    a) Sodium (Na)
    b) Boron (B)
    c) Iron (Fe)
    d) Magnesium (Mg)
    Answer: b) Boron (B)

    Question: The element with atomic number 8 is:
    a) Oxygen (O)
    b) Nitrogen (N)
    c) Sulfur (S)
    d) Phosphorus (P)
    Answer: a) Oxygen (O)

    Question: Which of the following elements is a noble gas?
    a) Hydrogen (H)
    b) Helium (He)
    c) Lithium (Li)
    d) Beryllium (Be)
    Answer: b) Helium (He)

    Question: The element with atomic number 19 is:
    a) Sodium (Na)
    b) Potassium (K)
    c) Calcium (Ca)
    d) Magnesium (Mg)
    Answer: b) Potassium (K)

    Question: Which of the following elements is a metal?
    a) Fluorine (F)
    b) Carbon (C)
    c) Copper (Cu)
    d) Phosphorus (P)
    Answer: c) Copper (Cu)

    Question: The element with atomic number 53 is:
    a) Iodine (I)
    b) Bromine (Br)
    c) Chlorine (Cl)
    d) Fluorine (F)
    Answer: a) Iodine (I)

    Question: Which of the following elements is a metalloid?
    a) Boron (B)
    b) Aluminum (Al)
    c) Lead (Pb)
    d) Sodium (Na)
    Answer: a) Boron (B)

    Question: The element with atomic number 20 is:
    a) Sodium (Na)
    b) Calcium (Ca)
    c) Potassium (K)
    d) Iron (Fe)
    Answer: b) Calcium (Ca)

    Question: Which of the following elements is a noble gas?
    a) Nitrogen (N)
    b) Oxygen (O)
    c) Neon (Ne)
    d) Fluorine (F)
    Answer: c) Neon (Ne)

    Question: The element with atomic number 11 is:
    a) Sodium (Na)
    b) Potassium (K)
    c) Calcium (Ca)
    d) Magnesium (Mg)
    Answer: a) Sodium (Na)

    Question: Which of the following elements is a metal?
    a) Sulfur (S)
    b) Silicon (Si)
    c) Iron (Fe)
    d) Chlorine (Cl)
    Answer: c) Iron (Fe)

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