Chemistry, 05.05.2020 20:29 weston202

Which ones of this are an oxidation-reduction reaction? and why?
(A) Hcl (aq) → H+(aq) + cl-(aq) (B) CH4 + cl2 → CH3cl + Hcl
(C) 2 CrO4 2-+ 2H+ → Cr2O72-+ H2O (D) Zn + Hcl → Zncl 2 + H2

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Which ones of this are an oxidation-reduction reaction? and why?
(A) Hcl (aq) → H+(aq) + cl-(...

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More questions: Chemistry Another questions

Which ones of this are an oxidation-reduction reaction? and why? (A) Hcl (aq) → H+(aq) + cl-(aq) (B) CH4 + cl2 → CH3cl + Hcl (C) 2 CrO4 2-+ 2H+ → Cr2O72-+ H2O (D) Zn + Hcl → Zncl 2 + H2

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Another question on Chemistry

Which ones of this are an oxidation-reduction reaction? and why?
(A) Hcl (aq) → H+(aq) + cl-(aq) (B) CH4 + cl2 → CH3cl + Hcl
(C) 2 CrO4 2-+ 2H+ → Cr2O72-+ H2O (D) Zn + Hcl → Zncl 2 + H2