Question

Q.1: who is the father of chemistry? Q.2:when we use elements?{any 10 uses}

Answer 1

Ans 1: the father of chemistry is Antoine Lavoisier.

Ans 2: the uses of elements are:
a. copper is good conductor of electricity so it is used to make wire.
b. Helium is light weighed and is used to fill balloons.
c. Sodium and chlorine are used in manufacturing of common salt.
d. Carbon is used to make ethanes, ethenes, etc.

Answer 2

Hey friend!

》Father of chemistry - Antoine Lavoisier.

Uses of elements :

》Hydrogen is used to remove sulfur from fuels during the oil-refining process.

》Mercury is used in batteries, fluorescent lights, felt production, thermometers and barometers.

》Neon is also used to make high-voltage indicators and switching gear, lightning arresters, diving equipment and lasers.

》Oxygen is used to make epoxyethane.

》Nitrogen is used to make fertilisers, nitric acid, nylon, dyes and explosives.

》Sodium is used as a feedstock for the chemical industry.

》Potassium is used in fertilizers, as a salt substitute and to produce other chemicals. 

》 copper is used in electrical equipment such as wiring and motors.

》 Zinc is used in alloys such as brass, nickel silver and aluminium solder. 

》Calcium is used as an alloying agent for aluminium, beryllium, copper, lead and magnesium alloys. 

Hope it helps..!!