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Author Question: One main type of feldspar that contains potassium is a. quartz. b. orthoclase. c. plagioclase. ... (Read 138 times)

HudsonKB16

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on: Jul 28, 2018
One main type of feldspar that contains potassium is
 a. quartz.
  b. orthoclase.
  c. plagioclase.
  d. pyrite.

Question 2

The Lewis symbol X would be characteristic of which group?
 a. 2A
  b. 4A
  c. 6A
  d. 1A


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chereeb

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

b

Answer to Question 2

d


HudsonKB16

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Reply 2 on: Jul 28, 2018
Gracias!

bassamabas

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Reply 3 on: Yesterday
Wow, this really help

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