Borax (NA2B4O7.10H2O, Sodium Tetraborate Decahydrate)

Author:Odisha Board
11th Odisha Board
IMPORTANT

Important Questions on Borax (NA2B4O7.10H2O, Sodium Tetraborate Decahydrate)

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IMPORTANT
Bureau's Higher Secondary Chemistry Volume-1>Group-13 Elements>Borax (NA2B4O7.10H2O, Sodium Tetraborate Decahydrate)> Q 1

Aqueous solution of borax is 

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Bureau's Higher Secondary Chemistry Volume-1>Group-13 Elements>Borax (NA2B4O7.10H2O, Sodium Tetraborate Decahydrate)> Q 2

Borax bead test is responded by 

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Bureau's Higher Secondary Chemistry Volume-1>Group-13 Elements>Borax (NA2B4O7.10H2O, Sodium Tetraborate Decahydrate)> Q 3

Borax on heating with cobalt oxide forms a bead of 

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Bureau's Higher Secondary Chemistry Volume-1>Group-13 Elements>Borax (NA2B4O7.10H2O, Sodium Tetraborate Decahydrate)> Q 4

What happens when borax is heated?

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Bureau's Higher Secondary Chemistry Volume-1>Group-13 Elements>Borax (NA2B4O7.10H2O, Sodium Tetraborate Decahydrate)> Q 5

Write the balanced equation for the following:

On heating, borax first swells forming anhydrous borax and then changes to metaborates and boron trioxide.

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Bureau's Higher Secondary Chemistry Volume-1>Group-13 Elements>Borax (NA2B4O7.10H2O, Sodium Tetraborate Decahydrate)> Q 6

What is borax? Give two uses of borax.

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Bureau's Higher Secondary Chemistry Volume-1>Group-13 Elements>Borax (NA2B4O7.10H2O, Sodium Tetraborate Decahydrate)> Q 7

What is borax bead test?

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Bureau's Higher Secondary Chemistry Volume-1>Group-13 Elements>Borax (NA2B4O7.10H2O, Sodium Tetraborate Decahydrate)> Q 8

What is borax? Give one use of borax.