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सी.आई.एस.सी.ई.आयसीएसई ICSE Class 7

Fill in the Blank Any Matter Which Has a Definite _______ but No Definite Shape is Called a _______ - Chemistry

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प्रश्न

Fill in the blank

Any matter which has a definite _______ but no definite shape is called a _______

रिकाम्या जागा भरा

उत्तर

Any matter which has a definite volume but no definite shape is called a liquid.

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पाठ 1: Matter and Its Composition - Objective type questions

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सेलिना Concise Chemistry [English] Class 7 ICSE
पाठ 1 Matter and Its Composition
Objective type questions | Q 1.02

संबंधित प्रश्‍न

The smallest unit of matter that exists freely in nature is called ...........


Fill in the blank

All matter is made up of tiny particles called ______


During respiration, glucose and oxygen enter our body cells and waste products carbon dioxide and water leave the body cells by the process of :


Fill in the following blanks with suitable words :

An element is made up of only one kind of ........


Which of the following are ‘pure substances’ ?
Ice, Milk, Iron, Hydrochloric acid, Calcium oxide, Mercury, Brick, Wood, Air


State two physical properties on the basis of which metals can be distinguished from non-metals.


Name a non-metal :

  1. which is lustrous
  2. which is required for combustion
  3. whose one of the allotrophic forms is a  good conductor of electricity. Name the allotrope.
  4. other than carbon which shows allotropy
  5. which is known to form the largest number of compounds

Which of the following does not have a fixed melting point/boiling point ?


What is the name of the clear liquid formed when a solid dissolves in a liquid ?


Choose the correct answer.

A 15% alcohol solution means :


Classify the following into true solutions and colloidal solutions:

Ink, Salt solution, Starch solution, Blood, Sugar solution


What difference in the properties of oil and water enable their separation by a separating funnel ?


How will you separate water from mustard oil ?


Which of the following mixture cannot be separated by using water as the solvent ?


The best way to recover sugar from an aqueous sugar solution is :


The liquid air has three components X, Y and Z whose boiling points are : –186°C, –183°C and –196°C,
respectively. When liquid air is fed into a tall fractional distillation column from near its bottom and warmed
up slowly :

(a) Which component will be collected from near the bottom of the fraction distillation column ? Why ?

(b) Which component will be collected from the top part of the fractional distillation column ? Why ?

(c) Which component will be collected from the middle part of the fractional distillation column ? Why ?

(d) What could the component X, Y and Z be ?


Complete the following table:

S.No. CELSIUS KELVIN
1. 90°C 363 K
2. ______ 283 K
3. 63 °C ______
4. 250°C ______
5. ______ 303 K

Give an example of a molecule.


Define the term matter.


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