If the ionization potential of calcium is five units then that of magnesium may be :
6 Units
5 Units
4 Units
2 Units
A
4 Units
B
6 Units
C
5 Units
D
2 Units
Open in App
Solution
Verified by Toppr
I.P decreases on going down the group as the effective nuclear charge experienced by outer electrons decreases. Therefore, I.P of Mg > Ca. Thus, I.P of Mg will be greater than five units.
Was this answer helpful?
0
Similar Questions
Q1
If the ionization potential of calcium is five units then that of magnesium may be :
View Solution
Q2
If one unit of labour and one unit of capital give 200 units of output, two units of labour and two units of capital give 400 units of output and five units of labour and five units of capital give 1000 units of output then this is a case of _______________.
View Solution
Q3
P and Q are two food packets. Each packet (containing 30 g) of food P contains 12 units of calcium, 4 units of iron, 8 units of cholesterol and 6 units of vitamin A. Each packet of the same quantity of food Q contains 3 units of calcium, 20 units of iron, 4 units of cholesterol and 3 units of vitamin A. The diet requires at least 240 units of calcium, at least 460 units of iron and at most 300 units of cholesterol. What is the minimum amount of vitamin A?
View Solution
Q4
A dietician has to develop a special diet using two foods P and Q. Each packet (containing 30 g) of food P contains 12 units of calcium, 4 units of iron, 6 units of cholesterol and 6 units of vitamin A. Each packet of the same quantity of food Q contains 3 units of calcium, 20 units of iron, 4 units of cholesterol and 3 units of vitamin A. The diet requires atleast 240 units of calcium, atleast 460 units of iron and at most 300 units of cholesterol. How Many packets of each food should be used to maximize the amount of vitamin A in the diet? What is the maximum amount of vitamin A in the diet?
View Solution
Q5
A dietician has to develop a special diet using two foods P and Q. Each packet (containing 30 g) of food P contains 12 units of calcium, 4 units of iron, 6 units of cholesterol and 6 units of vitamin A. Each packet of the same quantity of food Q contains 3 units of calcium, 20 units of iron, 4 units of cholesterol and 3 units of vitamin A. The diet requires atleast 240 units of calcium, atleast 460 units of iron and at most 300 units of cholesterol. How many packets of each food should be used to minimise the amount of vitamin A in the diet? What is the minimum amount of vitamin A?