Question

Atomic numbers of the following element are given below.
A=8; B=10; C=17; D=11; E=13;. 1)State which of the above is a divalent non-metal. 2)state which of the is a metal. 3)state which of the above is stable.
4)write the formula between E and C and type of bonding.
5)state the number of covalent bonds formed in B2 molecule​

Answer 1

Answer:

1) C=17

2) D=11

3) B=10

4) EC3 Ionic Bonding

5) B has noble gas configuration. so, no molecule formation will take place.

Explanation:

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