Download App

Matter in Our Surroundings — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceMatter in Our Surroundings2 Marks
Question
Give one example of the diffusion of a solid in another solid.
✓

Answer

If two metal blocks are bound together tightly and kept undistributed for a few years, then the particles of one metal are found to have diffused into the other metal.

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 "Answer the questions.[Che-2M]" from Matter in Our Surroundings→Matter in Our Surroundings — all question types→Science STD 9 question papers→CBSE Board STD 9 question papers→CBSE Board question paper generator→

Similar questions

Which of the following pair is are isobars?

  1. $^{58}_{26}\text{A},\ ^{58}_{28}\text{B}$

  2. $^{79}_{35}\text{X},\ ^{80}_{35}\text{Y}$

Give reasons for your choice.

→
What are the metalloids?
→
Define the term ‘latent heat of vaporization’ of liquid. What is the value of the of the latent heat of vaporization of water?
→
If 6g of oxygen contains 1 mole of oxygen atoms, calculate the mass of one atom of oxygen.
→
The nucleus of an atom has 5 protons and 6 neutrons. What would be the:
  1. Atomic number.
  2. Mass number.
  3. The number of electrons.
  4. The number of valence electrons, per atom of this element?
→
How will you test whether a given solution is a colloidal solution?
→
Describe a method to separate a mixture of camphor and sand.
→
Why does steam cause more severe burns than boiling water?
→
Na+ has completely filled K and L shells. Explain.
→
How many atoms are there in 0.25 mole of hydrogen?
→