Which of the following is in liquid form at room temperature ?
Sodium
Cerium
Francium
Lithium
- According to Daltons atomic theory the smallest particle which can exist independently is
- Earth's seasons are caused by which of the following?
- Which of the following elements is a metal
- The property of a substance to absorb moisture from the air on exposure is called
- The metal that is present in Photo Films is
- Which of the following parts of the sun is easily visible only during a total solar eclipse?
- Which of the following is in liquid form at room temperature ?
- Which of the following is the lightest metal ?
- The fastest acting enzyme in the biological kingdom is
- Lightening cause rainfall because
- Apparatus invented by Archimedes is :
- Which of the following items will be attracted to the north pole of a permanent magnet by a magnet force?
- One fathom is equal to
- In an atomic nucleus, neutrons and protons are held together by
- The intencity of Earthquakes is measured on
- The recent atomic weight scale is based on
- Which of the following is most likely to cause a rise in the average temperature of earth's atmosphere…
- The major ingredient of leather is
- Liquefied Petroleum gas (LPG) consists of mainly
- The speed of light with the rise in the temperature of the medium
- Permanent hardness of water can be removed by adding
- Quartz crystals normally used in quartz clocks etc. is chemically
- The fastest-running terrestrial animal is
- The marine animal called dugong which is vulnerable to extinction is a/an
- Water has maximum density at
- Permanent hardness of water, due to sulphates of the metal, can be destroyed by the use of
- The type of glass used in making prisms and lenses is
- In a certain electronic circuit the output is positive if input 1 is positive and input 2 is zero. If…
- Rust is
- The metallic constituents of hard water are