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Chemical Reaction: Factor Affecting Quiz Questions and Answers PDF Download eBook - 85

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Quiz on Chemical Reaction: Factor Affecting PDF Download eBook

Chemical Reaction: Factor Affecting Quiz

MCQ: In the graph of decrease in mass against time, fastest reaction shows

  1. steepest curve
  2. less steep
  3. flat curve
  4. a plateau

A

Symbols for Elements Quiz

MCQ: Ni is the symbol of

  1. Neon
  2. Nitrogen
  3. Nickel
  4. Tin

C

Salts: Hydrogen of Acids Quiz

MCQ: Which of them is an insoluble salt?

  1. PbCl2 only
  2. HgCl2 only
  3. NaCl
  4. PbCl2 and HgCl2

D

Pure Substances and Mixtures Quiz

MCQ: Pure ice melts at exactly

  1. −100 °C
  2. zero °C
  3. 10 °C
  4. 20°C

B

Ionic Compounds: Crystal Lattices Quiz

MCQ: Covalent compounds are poor conductors of electricity because

  1. they do not have ions only
  2. the molecules cannot carry electricity only
  3. they contain non-metals
  4. they do not have ions and the molecules cannot carry electricity

D