I don’t know if this works
A True
Each element consists of one type of atom but, not contains only one atom. It has same type of atoms present in it.
Transverse wave, motion in which all points on a wave oscillate along paths at right angles to the direction of the wave's advance. Surface ripples on water, seismic S (secondary) waves, and electromagnetic (e.g., radio and light) waves are examples of transverse waves.
Answer:
The word radon is derived from radium, of which radon is gas. Early in its discovery it was also called radium emanation and niton, which comes from the Latin nitens, Since 1923, however, it has been called radon.
Methane CH4
ethane C2H6
propane C3H8
Butane C4H10
pentane C5H12