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Question
Give the symbol and valency of the following element and radical.
Zinc
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Solution
| Element/Radical | Symbol | Valency |
| Zinc | Zn | two |
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The position of three elements A, B and C in the Periodic Table are shown below –
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Group 16
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Group 17
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A
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B
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C
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(a) State whether A is a metal or non-metal.
(b) State whether C is more reactive or less reactive than A.
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- Name one other element of its group.
