Advertisements
Advertisements
प्रश्न
Silicon is a metallic element.
पर्याय
Right
Wrong
Advertisements
उत्तर
Silicon is a metallic element- Wrong
APPEARS IN
संबंधित प्रश्न
Arrange the following as per the instructions given in the brackets:
Na, K, Cl, S, Si (increasing order ionization energy)
Is is metal or non-metal?
Name any five periods properties.
Explain the following:
Group 17 elements are strong non-metals, while group 1 elements are strong metals.
How do the following change on moving from left to right in a period of the periodic table?
Give examples in support of your answer.
Nature of oxides of the elements ?
How does the chemical reactivity of
alkali metals vary?
The electronic configuration of an element T is 2, 8, 8, 1.
Is it a metal or a non-metal?
Explain why the following statement is not correct:
All groups contain metals and non metals.
Among the elements of the second period, Li to Ne, pick out the element that is the most reactive metal
For the main group of the periodic table, the metallic properties of the elements vary approximately with their position as shown in the table.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| H | He | ||||||
| A | B | ||||||
| C | D |
Will the most non-metallic element be found at A,B,C or D ?
State whether the following statement is true or false
All members of zero group are non metals.
Supply the missing word from the words given in brackets.
If an element has one electron in its outermost energy level, then it is likely to be _ (metallic, non metallic)
A group of elements in the periodic table is given below (Boron is the first member of the group and Thallium is the last). Answer the following question in relation to the given group of elements:
Which element has the most metallic character?
The tendency of an element to form cation is the _______ character of that element.
On moving down the group metallic character increases.
Write scientific reason.
The metallic character of elements increases while going down the groups.
Write scientific reason.
The non-metallic character increases while going from left to right in a period.
An element has atomic number 17. To which group, the period does it belong? It is metal or non-metal?
Which of the following sets of atomic numbers belong to that of alkali metals?
Which of the following set of elements is written in order of their increasing metallic character?
