Chemistry Practice MCQ Page 33
Multiple Choice questions for Chemistry in the sets of 10 each on one page with questions and answers. All sets are useful in the preparation of subject tests for employment or admission.
Question: 3166 The number of positive charges on the nucleus of an atom is called
- atomic number
- atomic mass
- atomic charge
- nuclear charge
Question: 3167 Rutherford by simple experiments discovered in an atom
- proton
- neutron
- electron
- nucleus
Question: 3168 Due to involvement of laws of motion, gravitation and Maxwell radiation, the Rutherford's model of atom was
- explained
- accepted
- not explained
- not accepted
Question: 3169 The characteristic colour emitted by certain elements on incandescence is called
- spectrum
- coloured light
- radiation
- alpha radiation
Question: 3170 Rutherford proposed a model of an atom similar to
- solar system
- electrolytic system
- radioactive system
- X-ray system
Question: 3171 When an element is brought to incandescence in flame it emitts alight by which that element can be
- seen
- made visible
- identified
- separated
Question: 3172 The colour of the Bunsen burner flame changes to red if we sprinkle salt of
- calcium
- potassium
- strontium
- sodium
Question: 3173 The colour of the discharge tube changes to orange red it contains
- argan
- helium
- neon
- hydrogen
Question: 3174 The colour of the Bunsen burner flame changes to yellow if we sprinkle salt of
- calcium
- potassium
- strontium
- sodium
Question: 3175 the colour of the discharge tube changes to pink if it contains
- argan
- helium
- neon
- hydrogen
Question: 3176 In the visible spectrum of light, the shortest wave length is that of
- red colour
- violet colour
- green colour
- yellow colour
Question: 3177 In the visible spectrum of light, the longest wave length is that of
- red colour
- violet colour
- green colour
- yellow colour
Answers to the questions of Chemistry on this page
Following list gives the correct choice for the answer of the Chemistry mcqs.
3166 . A
3167 . D
3168 . D
3169 . A
3170 . A
3171 . C
3172 . B
3173 . C
3174 . D
3175 . B
3176 . B
3177 . A
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