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What is the colour when methyl orange is...

What is the colour when methyl orange is added to Sulphuric acid ?

A

Pink

B

Red

C

Blue

D

Colourless

Text Solution

Verified by Experts

The correct Answer is:
A
Methyl orange is pink in acid and yellow in basic solution.
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ICSE-SAMPLE PAPER 3 -MULTIPLE CHOICE QUESTION
  1. During electrolysis of NaCl, the gas discharged at the anode is :

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  2. Magnesium hydroxide is

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  3. What is the colour when methyl orange is added to Sulphuric acid ?

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  4. Which type of bond is present in carbon tetrachloride ?

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  5. An element having atomic number 19 and belongs to Alkali metals is

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  6. The salt which on hydrolysis forms acid is

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  7. A compound which liberates reddish brown gas around the anode during e...

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  8. The empirical formula and molecular mass of a compound are CH2O and 18...

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  9. Choose the correct answer from the options given below : Anhydrous ...

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  10. How many water molecules does hydrated calcium sulphate contain ?

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  11. Identify the molecule with a single covalent bond.

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  12. An element having electronic configuration 2, 8, 18, 3 belongs to whic...

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  13. The electronic configuration of Mg is

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  14. An element having atomic number 17 and belongs to halogens is

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  15. How many valence electrons are present in Mg?

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  16. Write the name of a non-metal of group 15.

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  17. When fused lead bromide is electrolysed we observe:

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  18. Arrange the following as per the instructions given in the brackets: ...

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  19. A chloride which forms a precipitate that is soluble in excess of ammo...

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  20. Sodium carbonate is a basic salt because it is a salt of a:

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