State true or false. If false, give the correct statement. Compounds and elements are pure substances.

State true or false. If false, give the correct statement. Argon is mono atomic gas.

State true or false. If false, give the correct statement. Water is denser than kerosene.

State true or false. If false, give the correct statement. Neptune is 30 AU away from sun.

True or False - if false give the correct statement. Iron and rust are the same substances.

State true or false. If false, give the correct statement. A ball of iron floats in mercury.

State true or false. If false, give the correct statement. Two different elements may have similar atoms.

State true or false. If false, give the correct statement. Volume of liquids can be found using measuring containers.

True or False .If False, give the correct statement: Cardamom and black peper are pulses.

State true or false. If false, give the correct statement. Density is defined as the mass of the substance contained in unit volume.

State true or false. If false, give the correct statement. The nearest star to our solar system is proxima centaurai.