Physics, asked by OV7, 5 months ago

Elements in the modern periodic table are arranged in _ groups and periods

PLEASE ANSWER I AM ON EXAM

Answers

Answered by sibi29

1

Answer:

18 groups and 7 periods

Explanation:

elements in modern periodic table are arranged in 18 groups and and 7 periods

Previous Question

Next Question

Similar questions

Hindi, 2 months ago

write down three consecutive whole numbers just preceding 729, 001...

English, 2 months ago

3) There isn't cash left with Us. O a. Some O b. Many O c. More O d. Much...

History, 2 months ago

Games and sports develop___spirit and power of____ ...

English, 5 months ago

Einstein won ____Nobel prize in physics in 1921 (a) a (b)the...

Math, 5 months ago

abcd is a rhombus with angle abc =54° determine angle bcd...

Chemistry, 11 months ago

At STP, the density of a gas (molecular weight 45) is (a) 2 g/litre (b) 22.4 g/litre (c) 11.2 g/litre (d) 26.6 g/litre...

Chemistry, 11 months ago

The approximate density of methane at 27°C and 6 atm. pressure (R = 0×0821 lit atm mol⁻¹ K⁻¹) : (a) 2 gm/lit (b) 4 gm/lit (c) 16 gm/lit (d) 32 gm/lit...

Chemistry, 11 months ago

During isothermal expansion of an ideal gas, its (a) internal energy increases (b) enthalpy decreases (c) enthalpy remains unaffected (d) enthalpy reduces to zero.