Maths-

General

Easy

Question

# In the figure, n is transversal to lines

- 20°
- 70°
- 110°
- 290°

Hint:

### vertically opposite and alternate angles are equal

## The correct answer is: 110°

angle on a straight line is always 180^{0}

### Related Questions to study

Maths-

### In the figure, n is transversal to then

### In the figure, n is transversal to then

Maths-General

Maths-

### According to the data given in figure, x = ?

Angle in complete circle is 360^{0}_{ }

### According to the data given in figure, x = ?

Maths-General

Angle in complete circle is 360^{0}_{ }

Maths-

### If ABCD is a square as shown in the figure then which of the following are adjacent sides ?

if two vertices in a graph/diagram are connected by an edge then they are adjacent vertices

### If ABCD is a square as shown in the figure then which of the following are adjacent sides ?

Maths-General

if two vertices in a graph/diagram are connected by an edge then they are adjacent vertices

Maths-

### In the following figure, a pair of adjacent vertices is

if two vertices in a graph/diagram are connected by an edge then are adjacent vertices

### In the following figure, a pair of adjacent vertices is

Maths-General

if two vertices in a graph/diagram are connected by an edge then are adjacent vertices

maths-

### Find the value of x from the following Venn diagram if

### Find the value of x from the following Venn diagram if

maths-General

Maths-

### In Venn diagram,

intersection of superset with subset is subset

### In Venn diagram,

Maths-General

intersection of superset with subset is subset

chemistry-

### S_{1} : Generally square planar complexes show geometrical isomerism but do not exhibit optical isomerism because they do not possess planer of symmetry.

S_{2} :

S_{3} : In octahedral complexes each electron entering the t_{2g} orbitals stabilizes the complex ion by 0.4 and each electron entering the e.gorbital destabilizes the complex by an amount of 0.6 Δ_{0}.

### S_{1} : Generally square planar complexes show geometrical isomerism but do not exhibit optical isomerism because they do not possess planer of symmetry.

S_{2} :

S_{3} : In octahedral complexes each electron entering the t_{2g} orbitals stabilizes the complex ion by 0.4 and each electron entering the e.gorbital destabilizes the complex by an amount of 0.6 Δ_{0}.

chemistry-General

chemistry-

### All the following complex show decreases in their weights when placed in a magnetic balance then the group of complexes having tetrahedral geometry is :

i) Ni(CO)_{4}

ii) K[AgF_{4} ]

iii) Na_{2} [Zn(CN)_{4} ]

iv) K_{2} [PtCl_{4} ]

v) [RhCl(PPh_{3})_{3} ]

### All the following complex show decreases in their weights when placed in a magnetic balance then the group of complexes having tetrahedral geometry is :

i) Ni(CO)_{4}

ii) K[AgF_{4} ]

iii) Na_{2} [Zn(CN)_{4} ]

iv) K_{2} [PtCl_{4} ]

v) [RhCl(PPh_{3})_{3} ]

chemistry-General

chemistry-

### complex A

complex B

A & B complexes have the co-ordination number 4.

The IUPAC name of complexes ‘A’ & ‘B’ are respectively :

### complex A

complex B

A & B complexes have the co-ordination number 4.

The IUPAC name of complexes ‘A’ & ‘B’ are respectively :

chemistry-General

chemistry-

### On treatment of 100 mL 0.1 M Solution of CoCl3.6H2Owith excess AgNO_{3}, ions are precipitated The complex is :

### On treatment of 100 mL 0.1 M Solution of CoCl3.6H2Owith excess AgNO_{3}, ions are precipitated The complex is :

chemistry-General

chemistry-

### How many EDTA (ethylenediaminetetraacetic acid) molecules are required to make an octahedral complex with a Ca2+ ion ?

### How many EDTA (ethylenediaminetetraacetic acid) molecules are required to make an octahedral complex with a Ca2+ ion ?

chemistry-General

chemistry-

### In Fe(CO)_{5}, the Fe – C bond possesses :

### In Fe(CO)_{5}, the Fe – C bond possesses :

chemistry-General

chemistry-

### When degenerate d-orbitals of an iSol. ated atom/ion come under influence of magnetic field of ligands, the degeneracy is lost The two set and are either stabilized or destrabilized depending upon the nature of magnetic fieldIt can be expressed diagrammatically as:

Value of CFSE depends upon nature of ligand and a spectrochemical series has been made experimentally, for is about 4/9 times to tetrahedral complexes, (CFSE for octahedral complex)This energy lies in visible region and i.e., why electronic transition are responsible for colour Such transitions are not possible with d0 and d10 configuration.

Crystal field stabilization energy for [in terms of parameter Dq is –

### When degenerate d-orbitals of an iSol. ated atom/ion come under influence of magnetic field of ligands, the degeneracy is lost The two set and are either stabilized or destrabilized depending upon the nature of magnetic fieldIt can be expressed diagrammatically as:

Value of CFSE depends upon nature of ligand and a spectrochemical series has been made experimentally, for is about 4/9 times to tetrahedral complexes, (CFSE for octahedral complex)This energy lies in visible region and i.e., why electronic transition are responsible for colour Such transitions are not possible with d0 and d10 configuration.

Crystal field stabilization energy for [in terms of parameter Dq is –

chemistry-General

chemistry-

### When degenerate d-orbitals of an iSolated atom/ion come under influence of magnetic field of ligands, the degeneracy is lost The two set and are either stabilized or destrabilized depending upon the nature of magnetic fieldIt can be expressed diagrammatically as:

Value of CFSE depends upon nature of ligand and a spectrochemical series has been made experimentally, for is about 4/9 times to tetrahedral complexes, (CFSE for octahedral complex)This energy lies in visible region and i.e., why electronic transition are responsible for colour Such transitions are not possible with d0 and d10 configuration.

is purple while is colourless because –

### When degenerate d-orbitals of an iSolated atom/ion come under influence of magnetic field of ligands, the degeneracy is lost The two set and are either stabilized or destrabilized depending upon the nature of magnetic fieldIt can be expressed diagrammatically as:

Value of CFSE depends upon nature of ligand and a spectrochemical series has been made experimentally, for is about 4/9 times to tetrahedral complexes, (CFSE for octahedral complex)This energy lies in visible region and i.e., why electronic transition are responsible for colour Such transitions are not possible with d0 and d10 configuration.

is purple while is colourless because –

chemistry-General

chemistry-

### When degenerate d-orbitals of an iSolated atom/ion come under influence of magnetic field of ligands, the degeneracy is lost The two set and are either stabilized or destrabilized depending upon the nature of magnetic fieldIt can be expressed diagrammatically as:

Value of CFSE depends upon nature of ligand and a spectrochemical series has been made experimentally, for is about 4/9 times to tetrahedral complexes, (CFSE for octahedral complex)This energy lies in visible region and i.e., why electronic transition are responsible for colour Such transitions are not possible with d^{0} and d^{10} configuration.

For an octahedral complex, which of the following d-electron configuration will give maximum CFSE?

### When degenerate d-orbitals of an iSolated atom/ion come under influence of magnetic field of ligands, the degeneracy is lost The two set and are either stabilized or destrabilized depending upon the nature of magnetic fieldIt can be expressed diagrammatically as:

Value of CFSE depends upon nature of ligand and a spectrochemical series has been made experimentally, for is about 4/9 times to tetrahedral complexes, (CFSE for octahedral complex)This energy lies in visible region and i.e., why electronic transition are responsible for colour Such transitions are not possible with d^{0} and d^{10} configuration.

For an octahedral complex, which of the following d-electron configuration will give maximum CFSE?

chemistry-General