Which metal is not present in german silver

Options

A. Cu
B. Ag
C. Ni
D. All are present

Answer

To determine which metal is not present in German silver, we can follow these steps:

### Step 1: Understand what German silver is
German silver is an alloy primarily composed of three metals: copper (Cu), zinc (Zn), and nickel (Ni).

### Step 2: Identify the components of German silver
The typical composition of German silver includes:
- Copper (Cu): approximately 50% to 61.6%
- Zinc (Zn): approximately 19% to 17.2%
- Nickel (Ni): approximately 30% to 21.1%
- It may also contain small amounts of lead and tin, but these are not primary components.

### Step 3: Analyze the options given
The options provided are:
1. Copper
2. Silver
3. Nickel
4. All are present

### Step 4: Evaluate each option
- **Copper**: Present in German silver.
- **Silver**: Not present in German silver.
- **Nickel**: Present in German silver.
- **All are present**: Incorrect, as silver is not present.

### Step 5: Conclusion
From the analysis, the metal that is not present in German silver is **silver (Ag)**.

### Final Answer
The metal that is not present in German silver is **silver (Ag)**.

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