Sterling silver (92.5%Ag/7.5%Cu) is an example of ___________.
A: Solid solution
B: Alloy
C: Defects
D: Catalyst
A: Solid solution
B: Alloy
C: Defects
D: Catalyst
举一反三
- 根据化学方程式： ①Ni＋CuSO4＝NiSO4＋Cu ②Cu＋2AgNO3=Cu（NO3）2＋2Ag，可知Cu、Ag、Ni（镍）三种金属的活动性由强到弱的顺序是（） A: Ni、Cu、Ag B: Cu、Ag、Ni C: Ag、Cu、Ni D: Ag、Ni、Cu
- 铜族元素单质被氧化为＋1价离子的还原性大小顺序为（）。 A: Cu>Ag>Au B: Cu>Au>Ag C: Ag>Cu>Au D: Au>Ag>Cu
- In a solution paper, you should argue for your solution through sound reasoning and solid evidence.
- Fe、Cu、Ag熔化能导电，故Fe、Cu、Ag为电解质
- earlite is a kind of ( ). A: Metal compound B: Solid solution C: Mechanical mixture D: Chemical compound