Sulphur and graphite are soft non-metals, chlorine is gas while diamond is the hardest known non-metal which is an allotrope of carbon.

3 мая 2018 г. · Silicon carbide is the hardest artificial non-metal while diamond is the hardest natural non-metal. What is the strongest non-metal in group 7A? Which is the strongest non-metal in the world? What is the heaviest non-metal? What is the hardest non-metal except diamond? Другие результаты с сайта www.quora.com

9 нояб. 2021 г. · Diamond, an allotrope of carbon, is a non-metal that is extremely hard in nature. Diamond is a solid form of carbon in ...

Diamond:- Diamond is a non-metal and also an allotrope of Carbon( C ). Diamond is very hard in nature because the four electrons of carbon atoms are shared ...

We have identified Diamond as a non-metal that is hard in nature. Diamond has the highest value of hardness on Mohr's scale.

9 янв. 2020 г. · Sodium is a soft metal. It can even be cut with a knife. Diamond is an extremely hard non-metal, which is an allotrope of carbon.

Diamond has the highest hardness and thermal conductivity of any natural substance, characteristics that make it ideal for cutting and polishing equipment in ...

14 янв. 2024 г. · All non-metals are brittle and generally soft except Diamond which is the hardest substance on earth.

7 авг. 2024 г. · The exception to the general rule that non-metals are not hard is diamond, which is an allotrope of carbon.