Question

a.
C.
Eco
Give reasons.
Neon is an inert gas.
b. The valency of oxygen is lwo.
The elements of group IA are called alkali metals.
d. Chlorine is a very reactive non-metals.
Naturally, an atom is neutral in charge
f. The nucleus of an atom is positively charged
Modern periodic table is better than Mendeleev's periodic takie
h. Elements of the same group have the same chemical properties​

Answer 1

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Explanation:

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