Download App

Acids, Bases and Salts — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceAcids, Bases and Salts1 Mark
MCQ
What is formed when zinc reacts with sodium hydroxide?
  • A
    Zinc hydroxide and sodium.
  • B
    Sodium zincate and hydrogen gas.
  • C
    Sodium zinc-oxide and hydrogen gas.
  • D
    Sodium zincate and water.
✓

Answer

  1. Sodium zincate and hydrogen gas.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q-[Che-1M]" from Acids, Bases and Salts→Acids, Bases and Salts — all question types→Science STD 10 question papers→CBSE Board STD 10 question papers→CBSE Board question paper generator→

Similar questions

Sodium hydroxide is used:
→
Which one of the following four metals would be displaced from the solution of its salt by the other three metals?
→
On moving from left to right in a period in the periodic table, the size of the atom.
  1. Increases.
  2. Decreases.
  3. Does not change appreciably.
  4. First decreases and then increases.
→
The Newland's law of octaves for the classification of elements was not found to be applicable only up to the element:
  1. Potassium.
  2. Calcium.
  3. Cobalt.
  4. Phosphorus.
→
Which among the following statement(s) is (are) true?

Exposure of silver chloride to sunlight for a long duration turns grey due to:

  1. The formation of silver by decomposition of silver chloride.
  2. Sublimation of silver chloride.
  3. Decomposition of chlorine gas from silver chloride.
  4. Oxidation of silver chloride.
→
Identify the type of chemical reaction.
Mg(s) + Cl2​(g) → MgCl2​(s)
→
Which of the following is used for dissolution of gold?
→
Manganese metal is extracted from manganese dioxide by a reduction process by making use of:
  1. Carbon.
  2. Hydrogen.
  3. Electrolysis.
  4. Aluminium.
→
A student requires hard water for an experiment in his laboratory which is not available in the neighbouring area. In the laboratory, there are some salts, which when dissolved in distilled water can convert it into hard water. Select from the following groups of salts, a group, each salt of which when dissolved in distilled water will make it hard.
→
The property which is common between vinegar and curd is that they:
  1. Have sweet taste.
  2. Have bitter taste.
  3. Are tasteless.
  4. Have sour taste.
→