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What element has a melting point of 30 degrees C?
Gallium (Ga) is the element that belong to group-III. It has melting point 30 degree celsius
What is the point group symmetry of ammonia?
It's C3V It has E 2 C2 ( one clockwise, the other anticlockwise) and they are labelled as C2+ and C2- respectively 3 vertical mirror planes, each goin through one of the N-H bonds It has 2C3 not 2C2
Which element has the coldest melting point?
Helium has the coldest melting point of any element, at -272.2 degrees Celsius.
The element with the highest freezing point is?
Tungsten has the highest freezing point of any known element at 3695°C.
What is the point group for Benzene?
The point group for benzene is D6h. It has a six-fold rotation axis (C6), reflection planes (σh), and inversion centers (i).
What is the point group symmetry of a basketball?
D3h
How do you assign point group?
To assign a point group to a molecule, you first identify its symmetry elements such as rotation axes, mirror planes, and inversion centers. Then, use those elements to determine the point group using crystallographic tables or software. The resulting point group describes the overall symmetry of the molecule.
What is point group Dn?
Point group D_n is a type of symmetry group in chemistry and crystallography. It has a 2-fold rotational axis with n total symmetry elements, including reflections and rotations. The "D" indicates that there are perpendicular C2 axes in the group.
What is the point group of CH2Cl2?
The Cs point group only has one symmetry plane. Cl2CH2 has two symmetry planes and one C2 axis. The mirror plane is perpendicular to the rotation axis, so this makes the point group C2h.
What is the significance of the octahedral point group in crystallography and how does it affect the symmetry and properties of crystals?
The octahedral point group is significant in crystallography because it represents a high degree of symmetry in crystals. Crystals with octahedral symmetry have eight-fold rotational symmetry, which affects their physical and chemical properties. This symmetry leads to unique optical, electrical, and mechanical properties in crystals, making them important in various scientific and industrial applications.
What is a point of symmetry and a line containing that point?
It is a line through the point of symmetry. In general it is not an axis of symmetry.
What is a figure that has point symmetry but not line symmetry?
The letters S and N have point symmetry but not line symmetry.
What is the point group of ch4?
The point group of methane (CH₄) is Td, which stands for tetrahedral symmetry. This point group is characterized by having four equivalent hydrogen atoms symmetrically arranged around a central carbon atom, forming a tetrahedron. Methane has several symmetry elements, including four C₃ rotational axes, six C₂ axes, and multiple mirror planes (σ). This high degree of symmetry contributes to its stable molecular structure.
When an image has a point of symmetry then the line containing that point will be a line of symmetry?
false
What figure has line symmetry and point symmetry?
A circle exhibits both line symmetry and point symmetry. It has an infinite number of lines of symmetry that pass through its center, dividing it into two mirror-image halves. Additionally, any point on the circle can be reflected through its center to another point on the circle, demonstrating point symmetry. This means that every point on the circle is equidistant from the center, reinforcing both types of symmetry.
What element has the highest melting point of its group?
The element with the highest melting point in its group is carbon. Specifically, graphite has the highest melting point among the carbon allotropes, which is higher than the melting points of other elements in its group.
When an image has a point of symmetry then any line containing that point will be a line of symmetry?
False
