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Questions tagged 'chromium'

3 questions

A
Anonymous

Jan 14, 2025

The primary metallic element that’s added to steel to make stainless steel is

The primary metallic element added to steel to create stainless steel is: a. antimony b. silver c. tungsten d. chromium

A
Anonymous

Dec 15, 2024

Which of the reagents would oxidize cr to cr3+, but not pb to pb2+? co br− ca2+ ca br2 co2+?

Which of the following reagents would oxidize chromium (Cr) to chromium (III) ion (Cr³⁺) without oxidizing lead (Pb) to lead (II) ion (Pb²⁺)? The reagents are: Co, Br⁻, Ca²⁺, CaBr₂, and Co²⁺.

what would the electron configuration for Cr3+ be?

I'm having trouble figuring out the electron configuration for Cr³⁺. I initially thought it would be [Ar] 4s¹, but that doesn't seem correct. I'm unsure how to proceed, as having only one electron in...