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Subject - Chemistry:

Basics

MCQ - 31-2217

Question:

Radium occurs below barium in group 2. On the basis of the trends in the chemistry of group 2, which of the following statements is true?

  1. radium sulfate is more soluble in water than magnesium sulfate
  2. radium hydroxide is more soluble in water than calcium hydroxide
  3. radium carbonate is more easily decomposed by heating than magnesium carbonate
  4. radium hydroxide is more soluble in water than calcium hydroxide

Correct Answer: B

Explanation:

The solubility of the hydroxides of group 2 metals in water increases with increasing atomic mass of the metal (i.e. down the group). All the other suggestions are opposite to the actual trends in the group.

Record Performance

645 MCQ for effective preparation of the test of Basics of Chemistry section.

Read the MCQ statement: Radium occurs below barium in group 2. On the basis of the trends in the chemistry of group 2, which of the following statements is true? , keenly and apply the method you have learn through the video lessons for Basics to give the answer. Record your answer and check its correct answer and video explanation for MCQ No. 31-2217.

How to Answer

Solve the question for MCQ No. and decide which option (A through D/E) is the best choice to answer the MCQ, then click/tap the blue button to view the correct answer and it explanation.

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