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प्रश्न
Give the name of the radical - NO3
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उत्तर
NO3 – nitrate
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संबंधित प्रश्न
Classify the following substances into compounds and mixtures:
Fill in the blan
An ________ is a homogeneous mixture of two or more metals.
Give Two Examples for Each of the Following: Inert Gases
Indicate whether the following statement is true or false:
A compound is made up of just one kind of atom
Indicate whether the following statement is true or false:
Noble gases are high reactive
Select the correct answer from the choice given below.
An impure substance
Define the terms elements, compounds & mixtures with a view to show their basic difference.
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.
Give two example of elements.
Complete the table by writing the symbols of the following elements
| Element | Symbol |
| Aluminum | Al |
| Nickel | |
| Bromine | |
| Helium | |
| Magnesium |
