Related Questions

Which of the following metals does NOT react with cold or hot water?
A Aluminium
B Potassium
C Sodium
D Calcium
Which one of the following metals does not react with water to produce Hydrogen ?
A Potassium
B Cadmium
C Sodium
D Lithium
Which of the following metals does not react with air?
A Potassium, Nickel
B Gold, Platinum
C Gold, Silver
D Silver, Platinum
The correct relation between theoretical oxygen demand (TOD), Biochemical oxygen demand (BOD) and Chemical oxygen demand (COD) is given by
A TOD > BOD > COD
B TOD > COD > BOD
C BOD > COD > TOD
D COD > BOD > TOD
Sum of 4 consecutive even numbers is greater than three consecutive odd numbers by 81 . If the sum of the least odd and even numbers is 59 then find the sum of largest of odd and even numbers is 59 then find the sum of largest odd and even numbers.
A 69
B 53`
C 65
D 72
There are thirteen metals which are treated as pollutants. Which of the following metals is not a pollutant?
A Mercury
B Arsenic
C Aluminium
D Lead
The forms in which various metals and non metals occur in nature are called minerals. Which of the following is not a metallic ferrous mineral?
A Cassiterite
B Sphalerite
C Chalcopyrite
D Calcite
A metalloid possesses the characteristics of both the metals and non-metals. Which of the following is not a metalloid?
A Arsenic
B Antimony
C Lead
D None of these
Neon is said to be inert ___________ does not react easily with other substances.
A because of it
B because it
C it is because
D is because it
Neon is said to be inert…………. does not react easily with other substances.
A because of it
B because it
C it is because
D is because it

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