Liquefied Petroleum gas (LPG) consists of mainly
Methane, Butane and Propane
Methane, Ethane and Hexane
Ethane, Hexane and Nonane
Methane, Hexane and Nonane
- The intencity of Earthquakes is measured on
- Water has maximum density at
- The metal used in storage batteries
- Which of the following elements is obtained from sea weeds ?
- The most important ore of Aluminium is
- Cell membrane is
- Which of the following is commonly called a polyamide ?
- Bromine is
- The chemial name of Uria is
- When a gas is turned into a liquid, the process is called
- Glass is made from the mixture of
- Polythene is industrially prepared by the polymerisation of
- Epoxy resins is used as
- Carbon tetrachloride fire extinguisher should not be used in closed room because it produces poisonous…
- The colour of Emerald is
- Permanent hardness of water, due to sulphates of the metal, can be destroyed by the use of
- Pollination by birds is called
- The formula of Plaster of Paris is
- Permanent hardness of water can be removed by adding
- Which of the following is the lightest metal ?
- Rust is
- The recent atomic weight scale is based on
- What is the unit for measuring the pitch or frequency of sound ?
- Which of the following parts of the sun is easily visible only during a total solar eclipse?
- The property of a substance to absorb moisture from the air on exposure is called
- The element present in the largest amount in rocks and minerals is
- The smallest functional and structural unit of kidney is called as
- One fathom is equal to
- Lightening cause rainfall because
- According to Daltons atomic theory the smallest particle which can exist independently is