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Alkali Metals and Their ..



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Q1. Which of the following is true regarding the reactivity of alkali metals towards a particular halogen?

(a) Rubidium is greater than that of sodium
(b) Sodium is greater than that of lithium
(c) Lithium is greater than that of rubidium
(d) Rubidium is greater than that of cesium

Q2. Lithium chloride is more covalent than potassium chloride.

(a) True
(b) False
(c) Both acidolysis and aldehyde
(d) None of the mentioned

Q3. Superoxides are colored and _____________

(a) attractive
(b) magnetic
(c) paramagnetic
(d) diamagnetic

Q4. Which of the following is true regarding the basic strength?

(a) Potassium oxide is more basic than cesium oxide
(b) Lithium oxide is more basic than sodium oxide
(c) Cesium oxide is more basic than potassium oxide
(d) Sodium oxide is more basic than cesium oxide

Q5. Which of the following alkali metal cannot form superoxide?

(a) Potassium
(b) Lithium
(c) Sodium
(d) Cesium

Q6. Which of the following as a chemical formula of Glauber?s salt?

(a) NaO4.10H2O
(b) NaSO4.1H2O
(c) NaSO4.10H2O
(d) NaSO.10H2O

Q7. Which of the following is called as Chile saltpeter?

(a) Rubidium nitrate
(b) Sodium nitrate
(c) Lithium nitrate
(d) Potassium Nitrate

Q8. On heating Lithium nitrate which of the following compound is not formed?

(a) Hydrogen
(b) Lithium oxide
(c) Nitrous oxide
(d) Oxygen

Q9. The solubility of carbonates _____________ down the group.

(a) is irregular
(b) remains the same
(c) decreases
(d) increases

Q10. Which of the following mixture is known as fusion mixture?

(a) Sodium carbonate and potassium chloride
(b) Sodium carbonate and potassium carbonate
(c) Sodium bicarbonate and sodium carbonate
(d) Potassium bicarbonate and sodium carbonate


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The Most Electropositive Element In Alkali Metals, Is

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The Most Electropositive Element In Alkali Metals, Is

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Reaction Of PCl3 And PhMgBr Would Give

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Reaction Of PCl3 And PhMgBr Would Give

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Zinc And Cold Dil.HNO3 Reacts To Produce

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Zinc And Cold Dil.HNO3 Reacts To Produce

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Master’s In Communication Program

Modified 288 Year Ago Rohandavid

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Master’s In Communication Program

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Hydrogen Can Be Prepared By The Action Of Dil.

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Which Statement Is Not True About Potash Alum?

Modified 313 Year Ago

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Which Statement Is Not True About Potash Alum?

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