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MCQs

Total Questions : 217 | Page 21 of 22 pages
Question 201. The total volume of the solution may not be equal to the sum of volumes of solute and the solvent in
  1.    m/m percentage
  2.    v/v percentage
  3.    m/v percentage
  4.    v/m percentage
 Discuss Question
Answer: Option B. -> v/v percentage
Answer: (b).v/v percentage
Question 202. The amount of solute dissolved in one unit of solvent or solution is called
  1.    Solubility
  2.    Dissolution
  3.    Concentration
  4.    Hydration
 Discuss Question
Answer: Option C. -> Concentration
Answer: (c).Concentration
Question 203. Concentration in g/dm³ =
  1.    Molarity x Volume
  2.    Volume X mass of solute
  3.    molarity X molar mass
  4.    molarity X atomic mass
 Discuss Question
Answer: Option C. -> molarity X molar mass
Answer: (c).molarity X molar mass
Question 204. It is the part by mass of solute dissolved per 100 parts by mass of solution
  1.    m/m percentage
  2.    m/v percentage
  3.    v/m percentage
  4.    v/v percentage
 Discuss Question
Answer: Option A. -> m/m percentage
Answer: (a).m/m percentage
Question 205. Quantity of solute and solvent can be expressed by mass in grams or volume in
  1.    cm³
  2.    dm³
  3.    Litre
  4.    Millilitre
 Discuss Question
Answer: Option A. -> cm³
Answer: (a).cm³
Question 206. The experimental yield is always than theoretical yield
  1.    Greater
  2.    Less
  3.    Equal to
  4.    None of above
 Discuss Question
Answer: Option B. -> Less
Answer: (b).Less
Question 207. The amount of product which is really obtained in a chemical reaction is called
  1.    Experimental Yield
  2.    Theoretical Yield
  3.    Balanced Yield
  4.    Actual Yield
 Discuss Question
Answer: Option A. -> Experimental Yield
Answer: (a).Experimental Yield
Question 208. Metals are good at
  1.    accepting electrons
  2.    donating electrons
  3.    insulation
  4.    producing electricity
 Discuss Question
Answer: Option B. -> donating electrons
Answer: (b).donating electrons
Question 209. Reduction involves
  1.    gain in hydrogen
  2.    loss of oxygen
  3.    loss of hydrogen
  4.    both a and b
 Discuss Question
Answer: Option D. -> both a and b
Answer: (d).both a and b
Question 210. Less vitamins and valuable nutrients are destroyed if the
  1.    smaller particles are cooked
  2.    larger food particles are cooked
  3.    if food is frozen
  4.    if food is fried
 Discuss Question
Answer: Option A. -> smaller particles are cooked
Answer: (a).smaller particles are cooked

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