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प्रश्न
Identify the odd term.
पर्याय
Carbon
Bromine
Sulphur
Phosphorus
उत्तर
Bromine
Explanation:
Bromine is the odd one out because it is liquid non-metal, and others are solid non-metals.
संबंधित प्रश्न
Fill in the blanks:
Iron is ________ reactive than copper.
Choose the most appropriate answer of the following:
This is not an alloy of copper:
(A) Brass
(B) Bronze
(C) Solder
(D) Duralumin.
Name the gas that is produced in the given case:
The reaction of ethanol and sodium.
Why is ammonia gas not collected over water?
Give the name and formulae of two acidic oxides.
Name the non-metal which is used as a rocket fuel (in liquid form).
What is meant by "brittleness"? Which type of elements usually show brittleness: metals or non-metals?
Choose the acidic oxides, basic oxides and neutral oxides from the following:
Na2O; CO2; CO; SO2; MgO; N2O; H2O.
State any five physical properties of non-metals.
Give reasons
Impure diamond is used to cut glass
Write ‘True’ or ‘False’ in front of following statement.
Stainless steel is used for making power transmission wires.
What do you understand by the term non-metal?
State two important uses of following non-metal
Uses of oxygen
Select from the following ist:
`Fe_2O_3, , NO, PbO, Mn_2O_7`
Acidic oxide ………………
Give a short account of heating effect on metal carbonates based on the activity series ?
Complete the table.
| Property of metal | Use in everyday life |
| i. Ductility | |
| ii. Malleability | |
| iii. Conduction of heat | |
| iv. Conduction of electricity | |
| v. Sonority |
What are the metals that make the alloys brass and bronze?
Name two metalloids.
The metal other than aluminium, which has a strong affinity for oxygen is ______.
With reference to the physical properties of metals and non-metals, state the following exception.
A metal which floats on water.
Complete the statement given below, by filling in the blank with the correct word:
A metal which floats on water _____
Give reason for the following:
Rusting reduces the structural strength of iron.
_______ is good conductor of heat but bad conductor of electricity.
Write the name.
Nonmetal which is a good conductors of electricity.
Identify who I am!
Carbon allotropes- _______
Which of the following non-metal is lustrous?
The atomic number of an element ‘X’ is 12. Which inert gas is nearest to X?
Which of the following non-metals is a liquid?
Non-metals are non-malleable.
Boojho has learnt that non-metals on beating with a hammer are generally broken into pieces. Which of the following is non-metal?
