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

201. Potential of SHE is considered as__________________? 

A. zero
B. unity
C. constant
D. multiple of 1

202. Electrode potential of Zn is__________________? 

A. oxidation
B. reduction
C. oxidation-reduction
D. depends on the nature of the coupled electrode

203. Greater value of standard reduction potential greater will be tendency__________________?

A. to get oxidized
B. to get reduced
C. to accept electrons
D. both B and C

204. Secondary cell is_____________________?

A. rechargeable
B. non rechargeable
C. electrolytic cell
D. Daniel cell

205. Density of H2SO4 in lead accumulator is__________________? 

A. 1.25g/cm3
B. 1.3g/cm3
C. 1.20g/cm3
D. 1.15g/cm3

206. The element that act as anode always have ______________ position in electrochemical cell? 

A. higher
B. lower
C. in middle
D. no effect of position

207. In alkaline battery the anode is made up of______________________? 

A. MnO2
B. Zn
C. AgO2
D. cadmium

208. Apparent charge on atom in molecule is___________________? 

A. valency
B. coordination number
C. oxidation number
D. charge number

209. In K2Cr2O7 the oxidation number of chromium is____________________?

A. 7
B. 6
C. -7
D. -6

210. The specie which donates electrons to central metal atom in coordination sphere is called____________________? 

A. anion
B. cation
C. Ligand is positively charged
D. acid

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