Browsing: Chemistry
1. Strong heating of ferrous sulphate leads to the formation of a brown solid and two This reaction can be…
1. Which of the following is a liquid at room temperature? A. Iron B. Bromine C. Iodine D. Phosphorus ANSWER…
1. What is the pH value of water ? A. 3 B. 4.5 C. 6.5 D. 7 ANSWER & SOLUTION…
1. Catalysts work by _________. A. Increasing the concentration of reactants B. Decreasing the rate of reaction C. Providing an…
1. In which hydrocarbon all the four valencies of carbon are linked together with single bond? A. Alkanes B. Alkenes…