Basic Chemistry MCQs

GURU MCQs provides MCQs of Chemistry from Basic to Advance, so that you can prepare accordingly. MCQs of Chemistry section covers important topics of chemistry. Most repeated Chemistry MCQs frequently encountered in Inspector, ASI, Sub-inspector, Constable, FPSC, PPSC, ETEA, FIA, Police, Army, Navy, Airforce, IB, MOFA, ASF, LHC, Educators, and various other competitive exams, as well as government and private job assessments. Chemistry most repeated MCQs include Basic chemistry MCQs, Chemical Bond MCQs, Gases MCQs, Liquids and Solids MCQs, Hydrocarbons MCQs, Polymerization MCQs, Rates of Reactions MCQs, Transition Elements MCQs, Organic Chemistry MCQs, Electrons in Atoms MCQs, Moles and Equations MCQs, et

101. Splitting of spectral lines when atoms are subjected to strong electric filed is called_________________?

A. Zeeman effect
B. Stark effect
C. Photoelectric effect
D. Compton effect

102. Three quantum number have been derived from equation of____________________?

A. de-Broglie
B. Plancks
C. Schrodinger
D. Heisenberg

103. The letters s p d and f are used to represent which quantum numbers________________?

A. Principal
B. Azimuthal
C. Magnetic
D. Spin

104. The atomic number of an element having maximum number of unpaired electrons in p-subshell is_______________?

A. 7
B. 10
C. 12
D. 16

`105. Colour of fluorescene produced by cathode rays depends upon________________?

A. Temperature
B. Pressure
C. Volume
D. Composition of glass

106. Positive rays are produced__________________?

A. By burning of gas
B. By cooling of the gas
C. By the bombardment of cathode rays on gas molecules
D. From anode like cathode rays produced from cathode

107. The relationship between energy of a photon of light and its frequency is given by________________?

A. de-Broglie duel nature of matter
B. Bohrs model
C. Plancks Quantum theory
D. Rutherfords atomic model

108. The velocity of the photon____________________?

A. Is independent of wavelength
B. Depends upon source
C. Depends upon its frequency
D. Equals to the square of amplitude

109. Atom cannot be divided into simple unitstheorized by________________?

A. Rutherford
B. Dalton
C. Bohr
D. Schrodinger

110. The number of fundamental particles in an atom of the lightest isotope carbon are_______________?

A. 6
B. 12
C. 18
D. 20

Leave a Reply