Chemistry Epsom salt is used In making tooth paste In paper industry As purgative In softening water In making tooth paste In paper industry As purgative In softening water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals form an amalgam with other metals ? Lead Tin Zinc Mercury Lead Tin Zinc Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry The resources which can be used continuously, year-after -year are called Non-renewable Biotic Abiotic Renewable Non-renewable Biotic Abiotic Renewable ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium gas is used in gas balloons instead of hydrogen gas because it is Lighter than hydrogen More stable More abundant than hydrogen Non-combustible Lighter than hydrogen More stable More abundant than hydrogen Non-combustible ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element used for making solar cells is Calcium Sodium Magnesium Silicon Calcium Sodium Magnesium Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry When Hydrogen starts burning in air, it produces ? Methane Ammonia Water Carbonic Acid Methane Ammonia Water Carbonic Acid ANSWER DOWNLOAD EXAMIANS APP
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