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प्रश्न
Who are my companions?
| Group 'A' | Group 'B' |
| 1. Stainless steel | (a) Non-metal |
| 2. Silver | (b) compound |
| 3. Bhajani mixture for milling | (c) Mixture |
| 4. Salt | (d) Element |
| 5. Coal | (e) Alloy |
| 6. Hydrogen | (f) Metal |
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उत्तर
| Group 'A' | Group 'B' |
| 1. Stainless steel | (e) Alloy |
| 2. Silver | (f) Metal |
| 3. Bhajani mixture for milling | (c) Mixture |
| 4. Salt | (b) compound |
| 5. Coal | (a) Non-metal |
| 6. Hydrogen | (d) Element |
संबंधित प्रश्न
What is meant by 2H and H2
State the number of atoms of each element, present in \[\ce{HNO3}\].
Also name the compound.
Indicate whether the following statement is true or false:
Metals can be polished.
Tick (√) the correct alternative from the choice given for the following statement.
Sugar is a compound which consists of the elements
Complete the statement – an element is a pure substance made up of ____________ atoms.
Complete the statement with the correct words.
__________ are chemicals formed on reaction of a base with an _____ giving salt and water.
Write the names of elements from the following symbol:
Fe
Give a reason for the following statement:
Components in a mixture are present in varying proportions and not in a fixed proportion.
State why brass is considered as a homogenous mixture while a mixture of iron & sulphur – heterogenous.
Give an account of elements known to us.
