Top 1000+ Solved Chemistry MCQ Questions Answer
Q. Which among the following will undergo a chemical reaction depending on the pH of thesolution?
a. Calcium Oxide
b. Zinc Oxide
c. Ferric Oxide
d. Ferrous Oxide
Q. Bring out the statement which is wrong:
a. Acetone is used as a solvent
b. Adrenaline is used in the event of heart failure
c. graphite is an example of allotropy
d. All are correct
Q. Which among the following basic atoms are must in an Alkaloid?
a. Sodium
b. Nitrogen
c. Magnesium
d. Potassium
Q. F block elements in the periodic table which are commonly called Lanthanides have thefollowing atomic numbers:
a. 57-70
b. 58-71
c. 59-72
d. 58-70
Q. The volume of a gas at a given pressure and temperature is proportional to the number of atoms or molecules regardless of the nature of the gas. This concept is called as___?
a. Avogadro‘s law
b. Dalton‘s law
c. Henry‘s law
d. Ideal gas law
Q. Who among the following is known to manufacture first Cyclotron?
a. Ernest Lawrence
b. Niels Bohr
c. Rutherford
d. Max Born
Q. British Scientist JJ Thomson was awarded Nobel prize in Physics in 1906 for discovery ofwhich of the following particle?
a. Electron
b. Proton
c. Neutron
d. Radio activity
Q. Charles Goodyear is known for which of the following?
a. Experiments on Rubber Plants
b. Vulcanization of Rubber
c. Invention of Radial Tyres
d. Invention of Artificial Rubber
Q. Which among the following is the most important characteristic of Noble metals?
a. Luster
b. Non reactive nature
c. Preciousness
d. Rare availability
Q. What is the atomic number of Transuranic elements?
a. Greater than 90
b. Greater than 92
c. Greater than 91
d. Greater than 93
Q. A Cyclotron is ___?
a. A charged particle
b. A particle Accelerator
c. A magnetic particle
d. A radioactive particle
Q. Steel is an alloy consisting mostly of iron, with a carbon content between 0.2% and 2.1% byweight. An increasing amount of Iron will result in which of the following?
a. Increase Hardening
b. Decrease Hardening
c. Increase ductility
d. Increase melting Point
Q. Which of the following are found in nucleus of Deuterium
a. 1 proton & 1 neutron
b. 2 protons
c. 1 proton and 1 electron
d. 2 neutrons only