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प्रश्न
Fill in the blan
An ________ is a homogeneous mixture of two or more metals.
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उत्तर १
An alloy is a homogeneous mixture of two or more metals.
उत्तर २
An alloy is a homogeneous mixture of two or more metals.
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संबंधित प्रश्न
Give one example for the following type of mixtures
solid-solid homogenous mixture.
Tick the most appropriate answer
Solutions are
- heterogeneous mixtures.
- compounds
- homogeneous mixtures.
- elements
What are the different types of mixtures ?
Name: a Metal Which is brittle
Classify the following substances into elements and compounds
Mercury, sulphur, sugar, water, sand, gold, carbon, oxygen, alcohol, iron, marble, baking soda.
Give three differences between metals and non-metals.
Mention three gaseous elements and write their molecular formulae
Name: Two substances used to make electric wires
Answer the following question:
What do you understand by the statement: ‘metals are ductile and malleable’?
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.
Sand is a compound of
Classify substances into pure and impure substances in the form of a chart or tabulation.
Complete the statement with the correct words.
Acid’s are chemicals which are _____ in taste and derived from plants and ________.
Write the names of elements from the following symbol:
Pt
Elements are broadly classified into metals and non-metals. State six general differences in the physical properties of metals and non-metals. State two metals and two non-metals which contradict with the general physical properties – giving reasons. State one difference in property between metalloids and noble gases.
What are elements? What are they made of?
An element is sonorous and highly ductile. Under which category would you classify this element? What other characteristics do you expect the element to possess?
Non-metals are usually poor conductors of heat and electricity. They are non-lustrous, non-sonorous, non-malleable and are coloured.
Name a non-metal other than carbon that shows allotropy.
Elements contain the ______of the same kind.
