Classification Of Elements And Periodicity In Properties Question 318
The element with configuration $ 1s^{2},2s^{2}2p^{6},3s^{2} $ would be [CPMT 1986; MP PMT 1993]
Options:
A) A metal is a material that is typically hard, malleable, and a good conductor of electricity and heat.
B) A non-metal element
C) An inert gas
D) A metalloid is a chemical element that has properties intermediate between those of a metal and a nonmetal.
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Answer:
Correct Answer: A
Solution:
The configuration represents alkaline earth metals.
BETA
