Description : Are covalent molecular compounds ductile?
Last Answer : What is the answer ?
Description : Conversion of pepsinogen to pepsin is (A) Intra molecular rearrangement (B) Breaking of hydrogen bonds (C) Covalent modification (D) Polymerisation
Last Answer : Answer : C
Description : Compounds with identical molecular formula but different structures are called - (1) Tetravalent compounds (2) Structural isomers (3) Covalent compounds (4) None of the above
Last Answer : (2) Structural isomers Explanation: Structures with identical molecular formula but different structures are called structural isomers. Eg: Butane.
Description : Covalent network crystals have-------? A. higher melting point then molecular crystals (Answer) B. lower melting point then molecular crystals C. discrete molecules linked by Van der waals forces D. hydrogen bonding
Last Answer : A. higher melting point then molecular crystals (Answer)
Description : Some substances are good conductor of electricity in both the solid and liquid states. These substances are generally-------? A. ionic substances B. metallic substances (Answer) C. molecular solids D. covalent network solids
Last Answer : B. metallic substances (Answer)
Description : Which class of solids could have London Forces the attractive forces between particles in crystal lattice positions? w) ionic x) covalent y) metallic z) molecular
Last Answer : ANSWER: Z -- MOLECULAR
Description : The type of crystal lattice exemplified in a diamo is: w) ionic crystal x) covalent network crystal y) metallic crystal z) covalent molecular crystal
Last Answer : ANSWER: X -- COVALENT NETWORK CRYSTAL
Description : Properties of Covalent Compound ?
Last Answer : Fluther isn’t in the business of doing your homework.
Description : Assertion :- Oxidation number of carbon in `CH_(2)O` is zero. Reason :- `CH_(2)O` (formaldehyde) is a covalent compound.
Last Answer : Assertion :- Oxidation number of carbon in `CH_(2)O` is zero. Reason :- `CH_(2)O` (formaldehyde ... is False. D. If both Assertion & Reason are False.
Description : Does boron form covalent compound or ionic?
Last Answer : Does boron form covalent compound or ionic?
Description : In the covalent compound co3 the Greek prefix used to represent the anion is?
Last Answer : Need answer
Description : How can you determine if an unknown substance is an ionic compound or a nonpolar covalent compound?
Last Answer : Ionic compound: the difference between the electronegativities of the elements is higher than 2.Nonpolar covalent compound: the difference between the electronegativities of the elements isnear zero.
Description : Is XeCl4 a covalent compound?
Last Answer : Xenon tetrachloride is a covalent compound.
Description : Is CaS a covalent compound?
Last Answer : No. It is considered to be an ionic compound.
Description : Is SnCI2 ionic or a covalent compound?
Last Answer : Feel Free to Answer
Description : Is olive oil a ionic or covalent compound?
Last Answer : Olive oil is a mixture, not a compound.
Description : What is the covalent compound of NF3?
Description : What is he smallest whole number ratio of the elements in an ionic or covalent compound?
Description : Is nitrogen trifluoride a covalent compound?
Last Answer : Nitrogen trifluoride is a covalent compound.
Description : Is aluminum nitrate a covalent or ionic compound?
Last Answer : Aluminium nitrate is an ionic compound.
Description : When an elemental metal combines with an elemental nonmetal it forms a A covalent compound B binary ionic compound C double salt D polar covalent compound?
Last Answer : Ghh
Description : Which among the following is a covalent compound? (1) Calcium chloride (2) Magnesium fluoride (3) Sodium chloride (4) Carbon tetrachloride
Last Answer : (4) Carbon tetrachloride Explanation: Ionic compounds are made up of a metal and non-metal, and covalent compounds are made up of two nonmetals
Description : Mark the compound which possesses ionic, covalent and coordinate bonds. (1) NH4C1 (2) SO3 (3) SO2 (4) H2O
Last Answer : (1) NH4C1 Explanation: Ammonium chloride (NH4Cl) is generally considered as an ionic compound but this compound has three different types of bond.
Description : Mark the compound which posses ionic, covalent and co–ordinate bond:
Last Answer : NH4Cl
Description : Beryllium forms covalent compound Why?
Last Answer : Ans Due to high Ionisation Enthalpy
Description : Which of the following is true when HCL is passed through water. (i) It does not ionize in the solution as it is a covalent compound (ii) It ionizes in the solution (iii) It gives both hydrogen and hydroxyl ions in the solution ... ) (i) only (b) (iii) only (c) (ii) and (iv) only (d) (iii) and (iv)
Last Answer : (c) (ii) and (iv) only
Description : Sodium chloride is an example of what kind of compound? w) ionic x) covalent y) polyatomic z) monatomic
Last Answer : ANSWER: W -- IONIC
Description : Which among the following is a covalent compound ? (1) Calcium chloride (2) Magnesium fluoride (3) Sodium chloride (4) Carbon tetrachloride
Last Answer : Carbon tetrachloride
Description : In an organic compound of molar mass `108 gm mol^-1 C, H and N` atoms are presents in `9 : 1 : 3.5` by mass. Molecular can be
Last Answer : In an organic compound of molar mass `108 gm mol^-1 C, H and N` atoms are presents in `9 : 1 : 3.5` by mass. ... (5)H_(6)N_(3)` D. `C_(4)H_(18)N_(3)`
Description : A hydrocarbon contain `80%` C . The vapour density of compound in 30 . Molecular formula of compound is :-
Last Answer : A hydrocarbon contain `80%` C . The vapour density of compound in 30 . Molecular formula of compound is :- A. ` ... ` C. `C_(4)H_(12)` D. All of these
Description : 44 g of a sample of organic compound on complet combustion gives 88 g `CO_(2)` and 36 g of `H_(2)O` . The molecular formula of the compound may be :-
Last Answer : 44 g of a sample of organic compound on complet combustion gives 88 g `CO_(2)` and 36 g of `H_(2)O` . The ... . `C_(2)H_(4)O` D. `C_(3)H_(6)O`
Description : A compound possesses 8% sulphur by mas. The least molecular mass is :-
Last Answer : A compound possesses 8% sulphur by mas. The least molecular mass is :- A. 200 B. 400 C. 155 D. 355
Description : Compound A is chiral and has the molecular formula `C_(8)H_(11)N`. When A reacts nitrous acid then occurs a brisk evolution of `N_(2)` gas. A dissolve
Last Answer : Compound A is chiral and has the molecular formula `C_(8)H_(11)N`. When A reacts ... . 1-phenylethanamine C. 1-cyclohexylethanamine D. N-ethylaniline
Description : A compound with molecular mass 180 is acylated with `CH_(3)COCl` to get a compound with molecular mass 390. the number of amino groups present per mol
Last Answer : A compound with molecular mass 180 is acylated with `CH_(3)COCl` to get a compound with molecular mass 390. the ... compounds is A. 2 B. 5 C. 4 D. 6
Description : Aromatic carbonyl compound having molecular formula `C_(8)H_(8)O` react with `NH_(2)OH` how many oximes can be formed
Last Answer : Aromatic carbonyl compound having molecular formula `C_(8)H_(8)O` react with `NH_(2)OH` how many oximes can be formed A. 8 B. 10 C. 12 D. 6
Description : A compound with molecular formula `C_(6)H_(10)O_(4)` on acylation with acetic anhydride gives a compound with molecular formula `C_(12)H_(18)O_(8)`. H
Last Answer : A compound with molecular formula `C_(6)H_(10)O_(4)` on acylation with acetic anhydride gives a compound with ... ? A. one B. two C. three D. four
Description : The total number of cyclic structure as well as stereoisomers possible for a compound with the molecular formula `C_(5)H_(10)` is:
Last Answer : The total number of cyclic structure as well as stereoisomers possible for a compound with the molecular formula `C_(5)H_(10)` is:
Description : The number of isomers for the compound with molecular formula `C_(2)BrCIFI` are:
Last Answer : The number of isomers for the compound with molecular formula `C_(2)BrCIFI` are:
Description : A compound X with moleuclar formula `C_(3)H_(8)O` can be oxidized to a compoud Y with the molecular formula `C_(3)H_(6)O_(2)`. X is most likely to be
Last Answer : A compound X with moleuclar formula `C_(3)H_(8)O` can be oxidized to a compoud Y with the molecular ... Aldehye B. Alcohol C. Ether D. Both 2 and 3
Description : Which one of the following is a correct pair with respect to molecular formula of xenon compound and hybridisation state of xenon in it ?
Last Answer : Which one of the following is a correct pair with respect to molecular formula of xenon compound and hybridisation state ... sp^(3)d` D. `XeF_(4), sp`
Description : Is NaCl ionic or molecular compound?
Last Answer : Sodium chloride is an ionic compound.
Description : Is SiO2 ionic or molecular compound?
Last Answer : Silicon dioxide is a covalent compound.
Description : Is N2O5 an ionic or molecular compound?
Last Answer : N2O5 is a molecular compound because it is composed of non-metals, which form covalent bonds when chemically combined.
Description : Is CuS a ionic or molecular compound?
Last Answer : Copper sulfide is an ionic compound.
Description : Is Sn(OH)4 a molecular compound?
Last Answer : This is an ionic compound.
Description : Is Pb(CrO4)2 a molecular compound?
Last Answer : No. It is an ionic compound composed of the lead IV cation (Pb4+) and the chromate anion (CrO4)2-.Pb4+ + 2(CrO4)2- --> Pb(CrO4)2