Download App

Materials : Metals and Non-Metals — Science STD 8 — Question

Gujarat BoardEnglish MediumSTD 8ScienceMaterials : Metals and Non-Metals1 Mark
MCQ
Identify the metal that replaces magnesium from its salt.
  • ✓
    $Ca$
  • B
    $Al$
  • C
    $Zn$
  • D
    $Fe$
✓

Answer

Correct option: A.
$Ca$

Calcium is more reactive than magnesium. Hence, Mg can be replaced from its salt by calcium.

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. [I MARKS]" from Materials : Metals and Non-Metals→Materials : Metals and Non-Metals — all question types→Science STD 8 question papers→Gujarat Board STD 8 question papers→Gujarat Board question paper generator→

Similar questions

Leaves fall down on the ground due to
→
If the area over which the force acts decreases, the pressure:
→
Increased level of carbon dioxide in the atmosphere traps the heat rays reflected by the earth causing an increase in the temperature on the earth. This is:
→
The metal found in liquid state is:
→
Bacteria are $............$ organisms.
→
What is an endangered animal?
→
A wooden block is floating in water contained in a beaker. If the beaker is placed in a free falling elevator, during the free fall, the up thrust on the block will be:
→
'Farmers adopt many ways to remove weeds and control their growth'. Choose the incorrect one.
→
The element which is stored under kerosene is:
→
Read the following sentences carefully, and choose the correct one:
→