Give the name or symbol of
(a) the element in group 3 and period 4.
…………………………………………………………………………………………………………………….
(b) an element in period 3 that is a good conductor of electricity.
…………………………………………………………………………………………………………………….
(c) the element in group 7 that is the most reactive.
…………………………………………………………………………………………………………………….
(d) the element in group 5 that is present in a molecule of ammonia.
…………………………………………………………………………………………………………………….
(e) an element with an atom containing 8 electrons in its outer shell.
…………………………………………………………………………………………………………………….
(f) a metallic and a non-metallic liquids.
…………………………………………………………………………………………………………………….
Give the name or symbol of
(a) the element in group 3 and period 4.
…………………………………………………………………………………………………………………….
(b) an element in period 3 that is a good conductor of electricity.
…………………………………………………………………………………………………………………….
(c) the element in group 7 that is the most reactive.
…………………………………………………………………………………………………………………….
(d) the element in group 5 that is present in a molecule of ammonia.
…………………………………………………………………………………………………………………….
(e) an element with an atom containing 8 electrons in its outer shell.
…………………………………………………………………………………………………………………….
(f) a metallic and a non-metallic liquids.
…………………………………………………………………………………………………………………….
Answers
Answered by
3
Answer:
1.Ga
2.Na,Mg ,Al
3.F
4.N
5.metallic=Mg
non metallic=Br
Explanation:
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