Advertisements
Advertisements
प्रश्न
Match the alloys given in column I to the uses given in column II :
| Column I | Column II |
| (i) Duralumin | A. Electrical fuse |
| (ii) Solder | B. Surgical instruments |
| (iii) Brass | C. Aircraft body |
| (iv) Stainless Steel | D. Decorative articles |
Advertisements
उत्तर
(i) Duralumin – (C) Aircraft body
(ii) Solder – (A) Electrical fuse
(iii) Brass – (D) Decorative articles
(iv) Stainless steel – (B) surgical instruments
APPEARS IN
संबंधित प्रश्न
Mark ‘T’ if the statement is true and ‘F’ if it is false.
Copper displaces zinc from zinc sulphate solution. ( )
What is an amalgam?
Give two uses of Germanium
Write ‘true’ or ‘false’ for the following statement :
Silver is used to make electric cables.
Which of the following property is generally not shown by metals?
Which of the following metals are obtained by electrolysis of their chlorides in molten state?
- Na
- Ca
- Fe
- Cu
The electronic configurations of three elements X, Y and Z are X – 2, 8; Y – 2, 8, 7 and Z – 2, 8, 2. Which of the following is correct?
Metals have high melting points.
The metals which are found in both free state as well as combined state are ______.
X [2, 8, 7] and Y [2, 8, 2] are two elements. Using this information, complete the following:
______ is the reducing agent.
