Which of the following alloys contains a non-metal?
- AInvar
- BSteel
- CBell metal
- DBronze
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Green vitriol is . . . .
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View SolutionThe incorrect order of solubility in water is
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View SolutionMatch the following compounds with their respective uses:
Compound Uses $1. CaCO_3$ $a.$ In purification of coal gas $2. Ca(OH)_2$ $b.$ As an antacid $3. CaO$ $c.$ In paper and textile industries $4. Na_2CO_3 \cdot 10H_2O$ $d.$ In glass and leather industries
| Compound | Uses |
|---|---|
| $1. CaCO_3$ | $a.$ In purification of coal gas |
| $2. Ca(OH)_2$ | $b.$ As an antacid |
| $3. CaO$ | $c.$ In paper and textile industries |
| $4. Na_2CO_3 \cdot 10H_2O$ | $d.$ In glass and leather industries |
Medium
View SolutionMatch List-$I$ with List-$II$.
List-$I$ List-$II$ $A$. Chlorophyll $I$. $Na_2CO_3$ $B$. Soda ash $II$. $CaSO_4$ $C$. Dentistry,Ornamental work $III$. $Mg^{2+}$ $D$. Used in white washing $IV$. $Ca(OH)_2$
Choose the correct answer from the options given below:
| List-$I$ | List-$II$ |
|---|---|
| $A$. Chlorophyll | $I$. $Na_2CO_3$ |
| $B$. Soda ash | $II$. $CaSO_4$ |
| $C$. Dentistry,Ornamental work | $III$. $Mg^{2+}$ |
| $D$. Used in white washing | $IV$. $Ca(OH)_2$ |
Choose the correct answer from the options given below:
An extremely hot copper wire reacts with steam to give:
Medium
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