Advertisements
Advertisements
प्रश्न
Select the correct answer from the choice in the bracket.
The least reactive metal.
विकल्प
magnesium
silver
copper
Advertisements
उत्तर
silver
APPEARS IN
संबंधित प्रश्न
Write the Chemical Name of the Following and Also Give Their Molecular Formulae:
Vinegar
Name: a Metal Which is brittle
Define: Atom
Name: A form of carbon used as a gem
Give one use of the following substance:
Coal
Give reason: A frying pan is made up of steel but its handle is made up of wood.
Give reason: Graphite is used to make a lead of the pencils.
Find the atomicity of the Following molecule:
Carbon Monoxide
Give the name of the radical - SO4
Give the name of the radical - CO3
Select the correct answer from the choice given below.
The negatively charged particles in an atom
Define the term ‘compound’. In the compound carbon dioxide – the elements carbon & oxygen are combined in a fixed ratio. Explain.
Give an example of two liquids that form heterogeneous mixtures.
Select the correct answer from A, B, C, D & E for the statement given below :
A noble gas.
Select the correct answer from the choice given below to complete the sentence :
Dust in air is an example of _________ mixture.
Select the correct answer from the choice given below to complete the sentence :
An example of a monoatomic molecule is ___________.
Give a reason for the following statement :
The filter paper made into a cone & placed in a funnel for filtering out the solid particles in a solid-liquid mixture should be moistened before placing it.
Name the process associated with the following
A fine beam of light entering through a small hole in a dark room illuminates the particles in its paths.
Complete the table:
| Element | Latin Name | Symbol |
| Mercury | ______ | Hg |
| Lead | Plumbum | ______ |
| Iron | ______ | Fe |
| Potassium | Kalium | ______ |
