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MCQs4All - Chemistry MCQs for NTS, FPSC, CSS, IELTS, TOEFL

Question. In galvanic cell Zn acts as an anode so its value of standard reduction potential in comparison to coupled electrode would be________________?
  1. greater
  2. lesser
  3. sum of reduction and oxidation potentials
  4. none
Question. Molecular ions are formed by passing______________________?
  1. High energy electron beam
  2. ? – particle
  3. X-rays
  4. All of the above
Question. Number of moles in 1 kg of solvent is called_________________?
  1. normality
  2. molarity
  3. molality
  4. mole fraction
Question. Biocatalytical proteins are_________________?
  1. Enzymes
  2. Substrate
  3. Lipids
  4. any of above
Question. Phosphorous acid upon thermal decomposition yields phosphoric acid and____________________?
  1. Phosphine
  2. Phosphorus
  3. Water
  4. Phosphorus pentoxide
Question. The percentage of nitrogen in urea is________________?
  1. 36%
  2. 46%
  3. 56%
  4. 66%

Chemistry MCQs for NTS, FPSC, CSS, PPSC, PMS, UTS, FTS, OTS, Teaching, CT, PTC, SST, B.Ed, M.Ed of past papers
Question. Elements with similar chemical properties appear in the_________________?
  1. Same family
  2. Same period
  3. p block elements
  4. Right upper corner
Question. The relationship between energy of a photon of light and its frequency is given by________________?
  1. de-Broglie duel nature of matter
  2. Bohrs model
  3. Plancks Quantum theory
  4. Rutherfords atomic model
Question. In unsaturated hydrocarbons electrons favour___________________?
  1. less reactivity
  2. addition reactions
  3. substitution reactions
  4. none
Question. Elements having high I.P values are____________________?
  1. Metals
  2. Non metals
  3. Liquids
  4. Solids
Question. Quantum number which tells the energy of electron is________________?
  1. n
  2. 1
  3. m
  4. s
Question. Newspaper can be recycled again and again how many times ?
  1. 2
  2. 3
  3. 4
  4. 5
Question. By the addition of base in waterpH will be_______________?
  1. more than 7
  2. less than 7
  3. equal to 7
  4. no effect
Important MCQs
Question: Consensus of opinion stands for____________?
Question: Motto of Food and Agriculture Organization is
Question: If we say the child has an IQ of 100, what does this means?
Question: Cell wall is the non living , outermost boundary of__________cell?
Question: The All India Muslim League was founded in
Question: DNA or RNA of viruses is enclosed in _______________ coat?
Question: The carbon atom of carbonyl group is__________________?
Question: Nephology is study of_____________?
Question: The length of USA and Canada border is___________?
Question: A process controlled by Distributive law is__________________?
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