Chemistry Helium gas is filled in ballons because It is one of the constitutents of water It is lighter than air It is a noble gas Its atomic number is 2 It is one of the constitutents of water It is lighter than air It is a noble gas Its atomic number is 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry When ice cubes are made, the entropy of water May either increase or decrease depending on the process used Does not change Decreases Increases May either increase or decrease depending on the process used Does not change Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following compounds is commonly used as an antiseptic in mouthwashes and toothpastes ? Borax Hydrogen peroxide Saltpetre Sodium chloride Borax Hydrogen peroxide Saltpetre Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of rat poison is Lead nitrate Zinc oxide Zinc phosphide Potassium cyanide Lead nitrate Zinc oxide Zinc phosphide Potassium cyanide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Solder metal is an alloy of Lead and antimony Lead and tin Copper and zinc Copper and tin Lead and antimony Lead and tin Copper and zinc Copper and tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following vitamins is generally excreted by human in urine? Vitamin D None of these Vitamin C Vitamin B Vitamin D None of these Vitamin C Vitamin B ANSWER DOWNLOAD EXAMIANS APP
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