Chemistry Number of6.023 × 1020 atoms present in one mole of a gas at STP is '6.023 × 10–20 '6.023 × 10–23 6.023 × 1020 6.023 × 1023 '6.023 × 10–20 '6.023 × 10–23 6.023 × 1020 6.023 × 1023 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The important ore of aluminium is Bauxite Cryolite Haematite Fluorspar Bauxite Cryolite Haematite Fluorspar ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gypsum is used for improvement of: Alkaline soils Podsols Saline soils Acidic soils Alkaline soils Podsols Saline soils Acidic soils ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heavy metal pollution of water is caused by: Paints Acid Plants Domestic sewage Wood burning Paints Acid Plants Domestic sewage Wood burning ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the maximum number of electrons that can be present in M-shell? 32 2 8 18 32 2 8 18 ANSWER DOWNLOAD EXAMIANS APP
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