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प्रश्न
Tick (√) the correct alternative from the choice given for the following statement.
Brass and bronze are
पर्याय
elements
mixtures
compounds
all of the above
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उत्तर
mixtures
APPEARS IN
संबंधित प्रश्न
Give one example for the following types of mixtures:
liquid-gas homogenous mixture
Define a pure substance. How many types of pure substances do you know?
How is sodium chloride different from its constituent elements, sodium and chlorine in its properties? Justify.
State the number of atoms of CaCO3
Answer the following question:
Give the advantages of using symbols instead of names of elements or compounds.
Indicate whether the following statement is true or false:
Elements are made up of compounds
Give the name of the radical - OH
Complete the statement given below by filling in the blank with the correct word.
An element is a pure substance which cannot be broken down by physical or _________ methods.
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 |
Explain the difference between Metals and non-metals.
