Table of Contents
- 1 What element in period 4 is an active metal?
- 2 Which element in period 4 is most chemically active nonmetal?
- 3 What is the most active metal in periodic table?
- 4 Is Zinc an active metal?
- 5 Which element is the most chemically active nonmetal?
- 6 What period is the element I in?
- 7 Which Period 4 element has the most metallic properties?
- 8 Why is a period 4 element on the periodic table?
- 9 Which is the third metal in the periodic table?
- 10 Where are the most reactive metals found on the periodic table?
What element in period 4 is an active metal?
Potassium. Potassium (K) is an alkali metal, placed under sodium and over rubidium, and is the first element of period 4. It is one of the most reactive elements in the periodic table, therefore usually only found in compounds.
Which element in period 4 is most chemically active nonmetal?
Explanation: As an halogen, bromine is a potent oxidant. As the liquid itself (one of the few elemental liquids) it is highly corrosive, and is treated with great respect.
What are the active metals?
The most active metals in the activity series are lithium, sodium, rubidium, potassium, cesium, calcium, strontium and barium. These elements belong to groups IA and IIA of the periodic table.
What is the most active metal in periodic table?
Note- On the periodic table the most reactive element is the francium. But Francium is a laboratory-produced element and only minute amounts have been made, so the most reactive metal is cesium for all practical purposes. Cesium reacts explosively with water while francium is expected to react much more vigorously.
Is Zinc an active metal?
An activity series is a list of substances ranked in order of relative reactivity. so zinc is also more active than hydrogen. so magnesium is more active than zinc.
Which element is most chemically active?
fluorine
The most chemically active element is fluorine, and it is so reactive that it cannot be found in its elementary form in nature.
Which element is the most chemically active nonmetal?
The most reactive nonmetal is fluorine, F. The trend in reactivity in the nonmetals is the opposite of the trend in the metals.
What period is the element I in?
Period 1 element
| Hydrogen | ||
|---|---|---|
| Sodium | Magnesium | Chlorine |
| Potassium | Calcium | Bromine |
| Rubidium | Strontium | Iodine |
| Caesium | Barium | Astatine |
What does it mean when an element is active?
An active element is an element capable of generating electrical energy. The essential role of this active element is to magnify an input signal to yield a significantly larger output signal. An active element is an element capable of generating electrical energy.
Which Period 4 element has the most metallic properties?
D. The most metallic element is francium.
Why is a period 4 element on the periodic table?
Period 4 element. The periodic table is laid out in rows to illustrate recurring (periodic) trends in the chemical behaviour of the elements as their atomic number increases: a new row is begun when chemical behaviour begins to repeat, meaning that elements with similar behaviour fall into the same vertical columns.
Where are the most active metals?
The primary difference between metals is the ease with which they undergo chemical reactions. The elements toward the bottom left corner of the periodic table are the metals that are the most active in the sense of being the most reactive.
Which is the third metal in the periodic table?
Scandium (Sc) is the third element in the period, and is the first transition metal in the periodic table. Scandium is quite common in nature, but difficult to isolate because it is most prevalent in rare earth compounds, which are difficult to isolate elements from.
Where are the most reactive metals found on the periodic table?
The most active metals are so reactive that they readily combine with the O 2 and H 2 O vapor in the atmosphere and are therefore stored under an inert liquid, such as mineral oil. These metals are found exclusively in Groups IA and IIA of the periodic table.