Nomenclature(General Knowledge > General Science ) Questions and Answers

Question 1. What is the name of the compound P2O5
  1.    Pentaphosphorus dioxide
  2.    Phoshphide dioxide
  3.    Diphosphorus pentoxide
  4.    None of these
Explanation:-
Answer: Option C. -> Diphosphorus pentoxide
Question 2. Name the compound NH4OH
  1.    ammonium hydroxide
  2.    ammonia oxyhydride
  3.    mononitrogen tetraoxihydride
  4.    hydrogen nitrate
Explanation:-
Answer: Option A. -> ammonium hydroxide
Question 3. What is the name of the compound SO2
  1.    Monosulfate oxide
  2.    Sulfur Dioxide
  3.    Monosulfur dioxide
  4.    None of these
Explanation:-
Answer: Option B. -> Sulfur Dioxide
Question 4. Name the following compound: SnO2
  1.    tin(II) oxide
  2.    tin(IV)oxide
  3.    tin(II)oxygen 
  4.    tin oxide
Explanation:-
Answer: Option B. -> tin(IV)oxide
Question 5. What is the name of PCl3?
  1.    Phosphorus trichloride
  2.    Monophosphorus trichloride
  3.    Phosphorus chloride
  4.    Phosphorus trichlorate
Explanation:-
Answer: Option A. -> Phosphorus trichloride
Question 6. What is the formula for aluminum sulfite?
  1.    Al3S2
  2.    AlSO4
  3.    Al3(SO4)2
  4.    Al2(SO3)3
Explanation:-
Answer: Option D. -> Al2(SO3)3
Question 7. Which is a transition metal?
  1.    cesium
  2.    iron
  3.    helium
  4.    tellurium
Explanation:-
Answer: Option B. -> iron
Question 8. Name the compound Fe(NO2)3
  1.    iron nitrite
  2.    iron (III) nitrate
  3.    iron (III) nitrite
  4.    ferric nitrite
Explanation:-
Answer: Option C. -> iron (III) nitrite
Question 9. Zn3P2
  1.    Zinc Phosphide
  2.    Zinc (II) Phosphide
  3.    Trizinc Diphosphide
  4.    Zinc Phosphate
Explanation:-
Answer: Option A. -> Zinc Phosphide
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