Name: an Inert Gas

Name: an Inert Gas

एक शब्द/वाक्यांश उत्तर

Neon, helium

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पाठ 3: Elements, Compounds and Mixtures - Exercise 3 (A) [पृष्ठ २४]

पाठ 3 Elements, Compounds and Mixtures
Exercise 3 (A) | Q 5.9 | पृष्ठ २४

Give one example for the following types of mixtures :

misicible liquids

Fill in the blank
A liquid non-metal is _______.

Indicate whether the following statement is true or false:
Noble gases are high reactive

Write the names of elements from the following symbol:

Select the correct answer to the statement given below:

A metalloid

Match the separation of components in List I with the most appropriate process in List II.

List I	List II
1. Naphthalene from naphthalene & sodium chloride.	A: Separating funnel
2. Cream from milk.	B: Sublimation
3. Kerosene oil from kerosene oil & water.	C: Boiling
4. Lead nitrate from an aqueous solution of lead nitrate.	D: Centrifugation
5. Ammonia from an aqueous solution of ammonia.	E: Distillation

Select the correct answer from the choice given below to complete the sentence :

Dust in air is an example of _________ mixture.

Non-metal conducting electricity :______ :: Metal conducting electricity : Copper

Classify the following as metals, non-metals and metalloids.

Sodium, Bismuth, Silver, Nitrogen, Silicon, Carbon, Chlorine, Iron, Copper

______ is a mixture of gases.