[Answered] What is the oxidation number of chromium in Cr2O72- ion? A) +3 B) +12 C) +7 D) +6 E) ...

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Author Question: What is the oxidation number of chromium in Cr2O72- ion? A) +3 B) +12 C) +7 D) +6 E) ... (Read 180 times)

Jkov05

Hero Member
Posts: 556

on: Aug 27, 2018

What is the oxidation number of chromium in Cr2O72- ion?

A) +3
B) +12
C) +7
D) +6
E) +14

Question 2

At 333 K, which of the pairs of gases below would have the most nearly identical rates of effusion?

A) N2O and NO2
B) CO and N2
C) N2 and O2
D) CO and CO2
E) NO2 and N2O4

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chloejackso

Sr. Member
Posts: 316

Reply #1 on: Aug 27, 2018

Answer to Question 1

D

Answer to Question 2

B

Jkov05

Hero Member
Posts: 556

Reply #2 on: Aug 27, 2018

chloejackso

Sr. Member
Posts: 316

Reply #3 on: Aug 27, 2018

You're welcome

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Author Question: What is the oxidation number of chromium in Cr2O72- ion? A) +3 B) +12 C) +7 D) +6 E) ... (Read 180 times)

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