Admin Table of Contents
- 1 Why is more reactive than copper?
- 2 Why is copper more reactive than silver?
- 3 Which metal is less reactive than copper?
- 4 How do you know that silver is less reactive than copper?
- 5 How do you know zinc is more reactive than copper?
- 6 Which is more reactive, copper or sodium?
- 7 Which is more reactive aluminium or copper in EMF series?
Why is more reactive than copper?
The more reactive metal displaces the less reactive metal in such a reaction. As a result of the preceding activity, iron is more reactive than copper.
Why are some metals more reactive than other metals?
Metal elements have either 1,2 or 3 electrons in their outer electron orbits. Metal ions are positively charged as they lose negative electrons. Some metals give up their electrons more readily than others and are, therefore, more reactive.
Why is copper more reactive than silver?
In a reactivity series, the most reactive element is placed at the top and the least reactive element at the bottom. More reactive metals have a greater tendency to lose electrons and form positive ions ….The reactivity series.
| Element | Reaction with dilute acids |
|---|---|
| Copper | Very slowly |
| Silver | Barely reacts |
| Gold | Does not react |
Why copper is more reactive than zinc?
The metallic bond of copper is therefore stronger than zinc, so more energy is required to break this bond in order for it to react. Since more energy is required for copper to react, we can say that zinc is more reactive than copper.
Which metal is less reactive than copper?
Platinum, however, is less reactive than copper and so cannot displace copper from a copper sulfate solution.
Is potassium the most reactive metal?
– Potassium metal has more number of shells compared to sodium and thus it becomes easy to remove one electron from its outermost orbital ( less ionization enthalpy). – So, out of given metals, Potassium is the most reactive metal. Therefore, potassium is the most reactive metal among the given options.
How do you know that silver is less reactive than copper?
Take copper sulphate solution in a test tube and place a silver few granule in it. After some time you observe that there is no change in the test tube, i.e., blue colour of copper sulphate does not fade away. This shows silver is less reactive than copper.
How can you show that silver is less reactive than copper?
When silver is dipped in a copper sulphate solution, no reaction occurs. This means silver cannot displace copper from the copper sulphate solution. Hence, it shows that silver is chemically less reactive than copper.
How do you know zinc is more reactive than copper?
If you look at the electron configureation of zinc, it is [Ar]3d104s2 so it has two valance electrons that it readily gives up in order to form aqueous Zn2+ ions. So that makes zinc generally more reactive than copper, and in relation to hydrogen. So zinc is able to displace hydrogen from HCl, but copper is not.
Are the least reactive metals the cheapest?
As you can see, least-reactive metals are not necessarily the cheapest. In the reactivity series, copper, gold, and silver are at the bottom and hence are least reactive. One of the reasons why non reactive metals are good conductors is that they are good at staying as metals.
Which is more reactive, copper or sodium?
Hence, it is more reactive. Metals can be arranged in a specific order called the ‘reactivity series’. This series is arranged in the order of increasing electron density. In this arrangement, Sodium is the most reactive (least electron density) of the metals, and Copper the least reactive (most electron density).
Why is zinc more reactive than other metals?
This means that the Zinc has a lower electron density, and can lose its electrons more easily. Hence, it is more reactive. Metals can be arranged in a specific order called the ‘reactivity series’. This series is arranged in the order of increasing electron density.
Which is more reactive aluminium or copper in EMF series?
Aluminium is located lower than the copper in the emf series. Hence, Aluminium is more reactive than the copper. Browse through the following links for further details regarding the answers to your questions on the reactivity of the metals :
Which is more electronegative, copper or zinc?
Elements tend to become more electronegative in the direction toward the halogen group across the periodic table. Zinc is closer to the halogens than copper, but copper is slightly more electronegative than zinc. To be filled, the 4s subshell of copper requires one more electron.