OCR CHEMISTRY PRACTICE SOLUTION
COMPLETE QANDA STUDY REVIEW PACK
●● Cu(OH)₂ (s)
Answer: Pale blue precipitate
●● [Cu(NH₃)₄(H₂O)₂]²+ (aq)
Answer: Dark blue solution
●● [CuCl₄]²⁻ (aq)
Answer: Yellow solution 1
●● Cu⁺
Answer: White precipitate and brown solution
●● Cu²⁺/Cu (aq)
Answer: Brown solid and blue solution
●● CoCl₄²⁺ (aq)
Answer: Blue solution
●● [Cr(H₂O)₆]³⁺ (aq)
COMPLETE QANDA STUDY REVIEW PACK
●● Cu(OH)₂ (s)
Answer: Pale blue precipitate
●● [Cu(NH₃)₄(H₂O)₂]²+ (aq)
Answer: Dark blue solution
●● [CuCl₄]²⁻ (aq)
Answer: Yellow solution 1
●● Cu⁺
Answer: White precipitate and brown solution
●● Cu²⁺/Cu (aq)
Answer: Brown solid and blue solution
●● CoCl₄²⁺ (aq)
Answer: Blue solution
●● [Cr(H₂O)₆]³⁺ (aq)