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The positive charge of an atom is:
(1) Spread all over the atom
(2) Distributed around the nucleus
(3)Concentrated at the nucleus
(4) All of these
Ans: Concentrated at the nucleus
Is sericulture possible at 35 dgree centigrade?
what is the chemistry behind the reactions of confirmatory test of sulphide radical of dilute acid group.
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Dessicants(drying agents) can often be regenerated by heating. A dessicant that is commonly regenerated is CaSO 4 .2H 2 O:
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