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प्रश्न
State the type of element for the following:
Mercury
पर्याय
Metal
Non-metal
Metalloid
Noble gas
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उत्तर
Metal
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Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Mercury
write symbol with the variable valency
