Veto q&a 7 Month22 (1)

@scientech
2018
April
Q Stable Isotope of Sodium
A. na 23
Q Sixth most abundant element in the Earth’s Crust
is
A. Sodium
Q Sodium was firstly isolated by
A. Humphry Davy
Q The element which regulates blood pressure in
human beings
A. Sodium
Q Colour of Sodium
A. Yellow
Q The process by which Sodium is manufactured
industrially is
A. Downs Process
compound of Sodium
• Sodium Chloride (NaCl)
it is also known as Rock Salt, common
Salt
• Sodium Nitrate (NaNO 3
)
it is also known as chile Salt Peter
Soft metals
• Potassium
• Sodium
Q&a Rare +
• Sodium Carbonate (Na 2
CO 3
)
it is used as washing Soda
it is also known as Soda ash
• Sodium bicarbonate (NaHCO 3
)
it is commonly known as Baking Soda
It is used as a fire extinguisher
• Sodium hydroxide (NaOH)
it is also known as caustic Soda
Q The compound used in blood bank
A. Sodium citrate (na 3
c 6
H 5
o 7
)
Q Compound which is used as a fixer in Photographic
film
Q&a Pin Point
Sodium
A. Sodium thio Sulphate
Q Compound used as air purifier cell in submarines
A. Sodium Peroxide
atomic number - 11
group - group 1
Period - Period 3
category - alkali metal
Block - S Block
Phase - Solid
Potassium (K) (Z=19)
Q Metal, which is kept in kerosene (Assistant Transport
Officer 2015)
A. Potassium
Q Potassium was isolated for the first time from
A. Potash
Q Potassium was discovered by
A. Humphry Davy (1807)
Q Most abundant Radio Isotope in human body
A. K 40
Q Latin name of Potassium
A. Kalium
Q 7 th most abundant element in the crust
A. Potassium
Q Which is the second least dense metal after Lithium
A. Potassium
Q The most abundant metal Present in blood
A. Potassium
Q The metal present in bath soap
A. Potassium
Q The Ores of Potassium
Q&A Bonus
Rahnumai mazdayasan Sabha was founded in the year - 1851
45