which of the following pair is not distinguished by passing H2S?

Related Mcqs:

1. Ethanol and methanol can be distinguished by a__________________?

   A. Iodoform test
   B. Lucas test
   C. Benedicts test
   D. Tollens test

2. Ketones and aldehydes can be distinguished using ____________?

   A. Bendict solution
   B. Fehling solution
   C. Tollens reagent
   D. None of These

   Submitted by: Safeullah Bullo

3. Arsenic oxides are removed by passing through_________________?

   A. Ferric hydroxide
   B. Sodium hydroxide
   C. Calcium hydroxide
   D. Aluminium hydroxide

4. The process in which solid changes directly into vapours without passing through liquid state?

   A. Decantation
   B. Sublimation
   C. Evaporation
   D. None

   Submitted by: Naintara Mustafa

5. Which of the following shows inert pair effect ?

   A. boron
   B. carbon
   C. silicon
   D. tin

6. which of the following is a non-crystalline solid pair?

   A. diamond, wood
   B. glass, table salt
   C. wood, glass
   D. sucrose. glass

   Submitted by: Akhtar Saleem Sandhu

7. Which is not related pair of term used in analytical techniques________________?

   A. Filtrate residue
   B. Sublimate sublimation
   C. Drying desiccator
   D. Separating funnel mother liquor

8. Sharing of 1 electron pair by one specie forms_________________?

   A. Single covalent bond
   B. Hydrogen bond
   C. Double covalent bond
   D. Coordinate covalent bond

9. According to VESPR Model the geometry of molecule having 5 bond pair in outer most shell will be __________________?

   A. Triangular
   B. Square planner
   C. Trigonal bipyramidal
   D. Octahedral

10. Nitrates of which pair of elements give different products on thermal decomposition ?

    A. Na K
    B. Mg Ca
    C. Li Na
    D. Li Ca