Chemistry General Science GK Objective Multiple Choice Questions with Answer online Test : Here you are going to get common Chemistry general science (GK on Chemistry) questions with answers. You get fully solved frequently asked objective questions on Chemistry (under General science GK). If you are searching where can I get general science gk questions on Chemistry with answers for competitive exams, interviews and entrance test, then this is where we provide you with free online tests for practice and preparation. Practicing these General Science Chemistry GK question papers in online quiz mode will help you to improve your performance in actual Tests in any competitive exams like – rail, bank, ssc, psc, upsc, tet, etc. as these sample questions are taken from the question paper of these test.
Chemistry GK for Competitive Exams & Chemistry Quiz | General Knowledge Questions about Chemistry
Quiz: Epsom salt is chemically known as
Ans: magnesium sulphate
Quiz: Which of the following is the essential element for batteries used in electric cars?
Ans: Lithium
Quiz: The nuclear particles which are assumed to hold the nucleons together are
Ans: mesons
Quiz: The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is
Ans: 3.05 gram
Quiz: The metal that is used as a catalyst in the hydrogenation of oils is
Ans: Ni
Quiz: Which is used to produce artificial rain?
Ans: silver iodide
Quiz: Which of the following is the poorest conductor of heat in comparison to other options?
Ans: Lead
Quiz: The mass of one Avogadro number of helium atom is
Ans: 4.00 gram
Quiz: The mass number of a nucleus is
Ans: the sum of the number of protons and neutrons present in the nucleus
Quiz: DDT is an
Ans: insecticide
Chemistry GK for Competitive Exams & Chemistry Quiz | General Knowledge Questions about Chemistry
Quiz: Dalton’s name is associated with which of the following terms?
Ans: Atom
Quiz: The items amenable to detection by soft x-rays are
Ans: genuine coins from counterfeit coins
Quiz: Which of the following is the most active chemically?
Ans: Flourine
Quiz: Commercially, sodium bicarbonate is known as
Ans: Baking soda
Quiz: The National Chemical Laboratory is situated in
Ans: Pune
Quiz: Lysergic acid diethylamide (LSD) is a drug used as a
Ans: Hallucinogencorrect
Chemistry GK Quiz for Competitive Exams
Quiz: The number of moles of solute present in 1 kg of a solvent is called its
Ans: molality
Quiz: What do we call the drugs that bind to the receptor site and inhibit its natural function?
Ans: antagonists
Quiz: The number of moles of solute present in 1 kg of a solvent is called its
Ans: molality
Quiz: The number of waves made by an electron moving in an orbit having maximum magnetic quantum number is +3
Ans: 4
Quiz: Which metal remains in the liquid form under normal conditions?
Ans: mercury
Chemistry GK Quiz for Competitive Exams
Quiz: The heat required to raise the temperature of body by 1 K is called
Ans: thermal capacity
Quiz: What is the chemical formula of Stearic acid?
Ans: [C17H35CO2H]
Quiz: The most electronegative element among the following is
Ans: fluorine
Quiz: Which one of the following is not a chemical change ?
Ans: Crystallization of table salt from sea water
Quiz: The metal used to recover copper from a solution of copper sulphate is
Ans: Fe
Chemistry GK Questions for Competitive Exams
Quiz: The nucleus of a hydrogen atom consists of
Ans: 1 proton only
Quiz: The inexpensive and commonly used variety of glass is called soda glass. It is called so because
Ans: is made using soda(sodium carbonate)
Quiz: How are the soaps that float in water prepared?
Ans: By beating tiny air bubbles
Quiz: Which one of the following non metals is not a poor conductor of electricity
Ans:Selenium
Quiz: . Define toxicity?
Ans: A harmful effect of soaps and detergents required to measure the effectiveness
Quiz: The high reactivity of fluorine is due to
Ans: its high electro negativity
Quiz: The iron ore magnetite consists of
Ans: Fe2O3
Quiz: The main chemical constituent of clay is
Ans: aluminium silicate
Chemistry GK Questions for CDS, NDA, RRB, BANK, PO, Group D, Group C
Quiz: The purest form of iron is
Ans: wrought iron
Quiz: Hydrogen bomb is based on the principle of
Ans: nuclear fusion
Quiz: The chemical used as a fixer in photography is
Ans: sodium thiosulphate
Quiz: Which of the following is a non metal that remains liquid at room temperature
Ans: Bromine
Quiz: SI unit of equivalent conductance
Ans: Siemens m2/equivalent
Quiz: Which among the following would cause the bright red color due to bursting of crackers?
Ans: Strontium
Chemistry GK Questions for SSC, CGL, RRB CDS, NDA, RRB, BANK, PO, Group D, Group C
Quiz: Which one of the following is not a mixture
Ans: mercury
Quiz: Which one of the following mixture is homogeneous
Ans: methanol and water
Quiz: Which one of the following is also called Stranger Gas?
Ans: Xenon
Quiz: For which one of the following is the density maximum?
Ans: Water
Quiz: The alcohol used in power alcohol is
Ans: ethyl alcohol
Quiz: What is the dimensional formula of Stress?
Ans: D [M 1 L-1 T-2]
Quiz: What is the atomic number of Barium?
Ans: 56
Chemistry GK Questions for SSC, CGL, RRB CDS, NDA, RRB, BANK, PO, Group D, Group C
Quiz: What is the multiplication factor when the nuclear reactor is said to be critical?
Ans: 1
Quiz: The alloy of aluminium used for making magnet is
Ans: alnico
Quiz: Which of the following equation represents combination of Hydrogen gas with nitrogen to form ammonia?
Ans: 3H2 + N2 –> 2NH3
Quiz: Normal valency of nitrogen is
Ans: 3
Quiz: Human bone does not contain
Ans: carbonC
Quiz: In which form the chemical compound RDX is used?
Ans: As an explosive
Quiz: Which of the following is correct about Mendeleev’s Periodic Table?
Ans: Cobalt is placed before Nickel, Argon is placed before Potassium and Tellurium is placed before iodine
Quiz: First atomic theory was proposed by
Ans: John Dalton
Quiz: The alcohol used in the preparation of dynamite is
Ans: glycerol
Quiz: Who is regarded as father of modern chemistry ?
Ans: Lavoisier
Quiz: Which is not a type of elements ?
Ans: Gases
Quiz: Bio-chemical compounds are used as…..
Ans:Skin Treatments, Cooking Oils, Food preservatives
Quiz: The isotope atoms differ in ?
Ans: number of neutrons
Quiz: Washing soda is ?
Ans: sodiun carbonate
Quiz: Detergent is defined as…..
Ans: A liquid soluble
Quiz: Which gas is used in fire extinguishers ?
Ans: Carbon dioxide
Quiz: Which of the following gas is used in cigarette lighters ?
Ans: Butane
Quiz: What is the general trend for electronegativity in a group of the periodic table as we move from top to bottom?
Ans: It decreases
Quiz: The alloy of aluminium used for making magnet is
Ans: alnicocorrect
Quiz: Rare gases are
Ans: di atomic
Quiz: Which of the following phenomenon is considered responsible for Global Warming
Ans: Greenhouse effect
Quiz: Which substance is obtained by the hydrolysis of oil?
Ans: glycerol
Quiz: Bleaching powder contains
Ans: chlorineD
Chemistry GK Questions for SSC, CGL, RRB CDS, NDA, RRB, BANK, PO, Group D, Group C
Quiz: What are reactive metals called?
Ans: Alkali metals
Quiz: The most extensive, commercially useful source of thorium as monazite sand occurs in India at
Ans: West Bengal coast
Quiz: Which one of the following is not a chemical change?
Ans: Crystallization of table salt from sea water
Quiz: Which metal is commonly used for making an electromagnet?
Ans: Iron
Quiz: The purest form of iron is
Ans: wrought iron
Quiz: How many moles are there is 140 g of Si (atomic mass of silicon is 28)?
Ans: 5
Quiz: Which element helped James Chadwick to discover Neutron?
Ans: Beryllium
Quiz: The nucleus of an atom consists of
Ans: protons and neutrons
Quiz: Which one of the following non metals is not a poor conductor of electricity
Ans: Selenium
Quiz: Who is regarded as the father of modern chemistry?
Ans: Lavoisiercorrect
Chemistry GK Questions for SSC, CGL, RRB CDS, NDA, RRB, BANK, PO, Group D, Group C