Related MCQs

• Q. Fill in the blank: An example of double salt is …………….
• Q. Consider the following elements 20Ca, 8Or 18Ar, 16S, 4Be, 2He Which of the above elements would yo
• Q. The following reaction is an example of a 4NH3(g) + 5O2(g) → 4NO(g) + 6H2O(g) (i) displacement r
• Q. Fill in the blank: Oxides of non-metals when dissolved in water generally give ……………. s
• Q. Which of the following is non-metal and to which group does it belong?
• Q. Farmers neutralise the effect of acidity of the soil by adding
• Q. Increase in the OH– ion concentration, leads to
• Q. Which among the following is not a base?
• Q. Which of the following set of elements is written in order of their increasing metallic character ?
• Q. The elements of group 16 are called