Which of the following is mineral fiber ?

Related Mcqs:

1. Which is artificial manmade fiber?

   A. Boron
   B. Saffron
   C. Rayon
   D. None of these

   Submitted by: Bilal Tahir

2. Tincal is a mineral of___________________?

   A. A1
   B. Si
   C. B
   D. C

3. When benzene is substituted by halogens only which one of the following halogens only which one of the following halogens is given the number one position in the ring while writing the name of compound ?

   A. Bromine
   B. Chlorine
   C. Fluorine
   D. Iodine

4. For which of the following compounds the term empirical formula cannot be applied ?

   A. NaCl
   B. H2O
   C. CCI4
   D. It can be applied to all mentioned above

5. Which of the following ion formation is always exothermic ?

   A. Uni-negative
   B. Uni-positive
   C. Di-negative
   D. Di-positive

6. Which of the following statements is wrong about isotopes ?

   A. they possess different mass number
   B. they possess different physical properties
   C. they possess same chemical properties
   D. they possess different position in the periodic table

7. Which of the following theories is superior to others__________________?

   A. VSEPR
   B. VBT
   C. MOT
   D. none of the above

8. Which of following metals can be displaced by all other metals from its solution ?

   A. Ag
   B. A
   C. Au
   D. Cu

9. Which of the following elements has greater 1st ionization energy__________________?

   A. B
   B. C
   C. N
   D. O

10. Consider the following redox reaction. Zn+dil HNO3? Zn (NO3)2 + N2O + H2O The coefficient number of HNO3 in the equation is__________________?

    A. 6
    B. 8
    C. 10
    D. 4