Hardest substance known is___________??? 1. Diamond 2. graphite 3. alloy of tin and iron 4. enamel of tooth
ans is________
- Vishalraj
- 25 Feb
- 332 Answers
332 Answers
332 Answers
-
diamond0Modal content
-
enamel of tooth0Modal content
-
1. Daimond0Modal content
-
A0Modal content
-
Diamond0Modal content
-
A-diamond1Modal content
-
DIAMOND0Modal content
-
Diamond0Modal content
-
diamond0Modal content
-
40Modal content
-
diamond0Modal content
-
Diamond0Modal content
-
Diamond0Modal content
-
diamond0Modal content
-
Diamond0Modal content
-
diamond0Modal content
-
diamond0Modal content
-
diamond0Modal content
-
Diamond due to its sp3 hybridization .But recently by mohs hardness scale ,by considering compressive pressure ,Wurtzite boron nitride has greater indentation strength than diamond.0Modal content
-
enamel of tooth0Modal content
View all vote's
Load More Answers
Other Related Discussions
-
Phytochrome becomes active in (a) red light (b) green light – (c) blue light (d) none of these.
-
what should I do if my selection was not done under
-
energy of h-atom in the ground state is -13.6 ev ,hence energy in the second excited state is 1)-3.4ev 2)6.4ev what is the ans explain it
-
when mock test will be added?
-
Above which mark we should get in NEET for getting medical seat in government or private colleges?
-
when do the application form is available for neet
-
What is the eligibility criteria for NEET Exam?
-
how to prepare in last minute. ??..how can we score maximum mark in phy nd chem if we start now..
-
what is other lines besides mbbs engineering after 12th?
-
largest human gland
