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प्रश्न
Complete the statement with the correct words.
_______ are chemicals which are hydroxide (or oxides) of ______ eg. sodium hydroxide.
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उत्तर
Bases – are chemicals which are hydroxide (or oxides) of metals eg. sodium hydroxide.
संबंधित प्रश्न
Define: Compounds
Give two applications of chromatography.
Give two examples of the following.
Metals which are soft
Select the correct answer from the choice given below.
The negatively charged particles in an atom
Write the names of elements from the following symbol:
Cd
Write the names of elements from the following symbol:
Fe
Select the correct answer to the statement given below:
The chemical name for dinitrogen oxide [N20].
Select the correct answer to the statement given below:
A compound containing carbon, oxygen and calcium.
Give a reason for the following statement:
Components in a mixture are present in varying proportions and not in a fixed proportion.
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.
