Hydrogen is very common. It's the H in H2O (water).
no lol
H2O2 is a common name for hydrogen dioxide
common
Hydrogen is the most common element in the ocean.
Hydrogen is the most common element in the universe, and in the Sun.
No. Its the most common.
The atomic mass of the most common form of hydrogen is 1. There are isotopes of hydrogen with a mass of 2 (deuterium) and 3 (tritium), but they are rare.
Hydrogen is rare in the atmosphere because it is light enough to escape Earth's gravitational attraction.
Abundant
no lol
no it is very common
The only natural element without a neutron is hydrogen. There are isotopes (heavier versions) of hydrogen that have 1, or even 2, extra neutrons, but those isotopes are rare compared to the most common form of hydrogen found throughout the cosmos.
An opossum is NOT rare, it is a common animal.
No, water (H2O) is the most common oxide of hydrogen.
common minerals are not rare minerals eg:not rare
H2O2 is a common name for hydrogen dioxide
Osmium is rare