Chm204 structure and bonding tma2 2018 question and answer

Question 1 which electron take part in chemical bonding?

Answer is the electron in the outermost shell

Question 2 group 2 element lose electron to form iron with a ______charge in ionic compound?

Answer is + 2

Question 3 the non metal of group 16 elements are_____?

Answer is oxygen and sulphur

Question 4 _____ physical property is not associated with alkali earth metal?

Answer is high density

Question 5_____ is not an alkaline earth metal?

Answer is lithium

Question 6 boron is a______?

Answer is metalloid

Question 7 how many electron can oxygen and sulphur gain?

Answer is 3

Question 8 group 14 -17 form ions by______?

Answer is gain of their valence electron

Question 9 the list metallic element among group 2 element is_____?

Answer is beryllium

Question 10 among group 2 elements ____tend to form covalent bond in its compound?

Answer is beryllium.