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Author Question: What is the hardness of diamond on the Mohs scale? a. 1 b. 4 c. 7 d. ... (Read 90 times)

Tirant22

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on: Jul 28, 2018
What is the hardness of diamond on the Mohs scale?
 a. 1
  b. 4
  c. 7
  d. 10

Question 2

Which of the following ions is isoelectronic with a neon atom?
 a. N3-
  b. Li+
  c. Cl-
  d. F2-


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rachel

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Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

a


Tirant22

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Reply 2 on: Jul 28, 2018
Gracias!

tkempin

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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