Question: 1 Fill in the blanks.
i) The chemical name of zinc is ______________ .
ii) A radical with one atom of sulphur and three atom of oxygen is _________.
iii) The ability of a metal to produce a resonant sound ______________.
iv) The gas which reacts with oxygen to give neutral liquid is ____________.
v) A non-metal added to swimming pools to kill germs _____________.
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i ) Zn
ii ) bisulphite ion
iii ) Sonority
iv ) nitrogen gas
v ) chlorine
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