Questions
Which of the following represents the correct trend in third period elements
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a
Na > S > Cl > Al
b
Na > Cl > Mg > Si
c
Na > Al > P > Cl
d
Na > Mg > Cl > Al
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Correct option is A
IP1 of Na < Al < Mg < Si < S < P < ClTalk to our academic expert!
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The I1,I2,I3,I4 values of an element ‘M’ are 120 kJ/mole , 600kJ/mole, 1000kJ/mole and 8000 kJ /mole. Then the formula of its sulphate is
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