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The colour of the pH strip turned red wh...

The colour of the pH strip turned red when it was dipped into a sample. The sample could be :

A

dilute sodium bicarbonate solution

B

tap water

C

diluted sodium hydroxide solution

D

dilute hydrochlorc acid

Text Solution

Verified by Experts

The correct Answer is:
D
NA
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LAKHMIR SINGH & MANJIT KAUR-PERIODIC CLASSIFICATION OF ELEMENTS-Exercise
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  2. Four gas jars filled with sulphur dioxide gas wer inverted into trough...

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  3. The colour of the pH strip turned red when it was dipped into a sample...

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  4. A drop of colourless liquid was placed on blue litmus paper. The litmu...

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  5. A piece of granulated zinc was dropped into copper sulphate solution. ...

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  6. When sulphur dioxide gas is passed throught acidified potassium dichro...

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  7. The odour of ethanoic acid resembles with :

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  8. Which of the following solutions would you use test the pH of a given ...

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  9. 5mL of dilute acetic acid were added to 5mL of water and the mixture w...

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  10. Four set ups a given below were arranged to identify the gas evolved ...

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  11. Which of the equipments would you choose to prepare and collect sulphu...

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  12. Aqeuous solutions of zinc sulphae and iron sulphate were taken in test...

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  13. The set up used in the laboratory to collect sulphur dioxide is that s...

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  14. A student adds a few drops of the universal indicator to a solution of...

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  15. When zinc metal is heated with caustic soda solution, the gas evolved ...

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  16. Four students observed the colour and odour of acetic acid and its rea...

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  17. A student takes Cu, Al, Fe and Zn piees separtely in four test tubes l...

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  18. Four students (A),(B),(C) and (D) observed the colour and solubility o...

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  19. A student adds a few drops of the universal indicator solution to a di...

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  20. A student strongly heats hydrated ferrous sulphate salt in a dry test-...

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