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

  1. NO3
  2. NO
  3. NO2-
  4. NO2+
  1. C15H31COOH
  2. C13H27COOH
  3. C17H33COOH
  4. C17H35COOH
  1. endothermic
  2. exothermic
  3. both a and b
  4. no heat energy is involved
  1. Alpha emission
  2. Beta emission
  3. Both A & B
  4. Radioactivity
  1. Kc=x2/(a-x)(b-x)
  2. Kc=x2/v(a-x)
  3. Kc=4×2/(a-2x)2(b-x)
  4. Kc=4x2v2/(a-x)(b-3x)3

Chemistry MCQs for NTS, FPSC, CSS, PPSC, PMS, UTS, FTS, OTS, Teaching, CT, PTC, SST, B.Ed, M.Ed of past papers

  1. Hot air currents
  2. folds of filter paper
  3. oven
  4. Vacuum desiccator
  1. Atom will lose electron easily
  2. Atom will gain electron easily
  3. Atom may form di-positive ion
  4. The reason is unknown
  1. Chemical energy is converted into electricity
  2. Chemical energy is converted into heat
  3. Electrical energy is converted into chemical energy
  4. Electrical energy is converted into heat
  1. P2O5
  2. H2SO4
  3. Both A and B
  4. PCI5
  1. high
  2. low
  3. according to Kc
  4. constant