26 февр. 2020 г. · The majority of gases are made up of non-metal elements such as oxygen (O2), nitrogen (N2), carbon dioxide (CO2), and hydrogen (H2). These gases ...

13 мая 2023 г. · Gases can be either metal or non-metal, depending on the chemical element they are made up of. The majority of gases are made up of non-metal elements.

20 дек. 2017 г. · The majority of gases are made up of non-metal elements such as oxygen (O2), nitrogen (N2), carbon dioxide (CO2), and hydrogen (H2). These ...

6 окт. 2017 г. · All noble gases are non metals. All the noble gases except radon occur in the atmosphere. All these are gases. They are chemically unreactive.

25 мар. 2023 г. · Some non metals are solid at room temperature. It's the electrons that determine whether an element is a gas or liquid at room temperature.

10 мая 2021 г. · All noble gases are non metals. All the noble gases except radon occur in the atmosphere. All these are gases. They are chemically unreactive.

14 июн. 2018 г. · Group 16: Oxygen, Sulphur, Selenium, Tellurium, Polonium are mainly gaseous and solid non metal elements.

6 янв. 2017 г. · All the noble gases except radon occur in the atmosphere. All these are gases. They are chemically unreactive.

28 дек. 2017 г. · Non-metals do not conduct heat and electricity. They do not shine. They are electronegative, I.e. they react by capturing electron(s). They form ...

11 июл. 2016 г. · Most of the non-metals are gases at room temperature. A few are solids such as sulphur and iodine. Bromine is the only non-metal which is liquid ...